Which is most clearly a topic sentence?

Which phrase from the article suggests a tone that is formal but subjective? a- "thirty-six inches long and sixteen inches wide" b- "loads of fun with it" c- "most generous and attractive" d- "must be new subscribers" one of the most generous and attractive offers ever made to washington boys and girls is announced today by the washington times circulation department. for a limited time, national capital youngsters who show enterprise and energy will be given disc wheel coaster wagons in return for a few hours of their time. each boy or girl who sends in to the circulation manager, room 242, the names and addresses of ten friends or relatives who agree to take the washington times for six months, will receive one of these wagons, which can be made a source of profit as well as unending enjoyment for youngsters. the boys and girls are merely asked to obtain the signatures of ten friends or relatives. no money is to be collected and no work is required. the washington times is the most popular and constantly growing newspaper in the national capital and it is easy and simple to obtain the required ten signatures. as soon as the signatures are verified, the disc wheel coaster wagon will be delivered to the energetic boy or girl. the disc wheel coaster wagon is thirty-six inches long and sixteen inches wide. the coaster is built exactly like a high-powered automobile. the disc wheels have rubber tires and true roller bearings. it runs as smoothly as an eight-cylinder automobile. it is built of the strongest wood and is equipped with a reliable hand brake, enabling the owner to stop in an instant. the tongue—usually the first thing about a wagon to break and render the wagon unserviceable—is so stout that a man can jump on it without breaking it. it is built for real boys and active girls and they are bound to have loads of fun with it. besides using the wagon for pleasure and going visiting, boys and girls can use it to make money, running—or riding—errands, delivering packages, wheeling marketing home, etc. the disc wheel coaster wagon is so strongly built that it will withstand the roughest usage to which it may be subjected and will last for years. every boy and girl who wants one of the attractive and most desirable disc wheel coaster wagons should start today to sign up the necessary ten relatives or friends as home delivery subscribers for the washington times for six months. bear in mind that the ten persons whose signatures you obtain must be new subscribers—that is, they must be persons who are not having the washington times delivered at their homes at present. here’s hoping every boy and girl in washington gets a disc wheel coaster wagon before many days.

The arctic national wildlife refuge is home to caribou, moose, musk oxen, wolves, foxes, grizzlies, polar bears and migratory birds. leaders in the oil industry believe the refuge is the perfect site for the “environmentally sensitive exploration” of oil. environmentalists are wondering: what will become of the wildlife? president george w. bush, oil-industry leaders and others believe that americans will benefit from the oil that lies under the snow-filled surface of the refuge. in their opinion, the oil will reduce high fuel prices and decrease our need for oil from other countries. i believe the cost of such drilling is too high. i agree with environmentalists who fear that drilling will disturb the migration of more than 130,000 caribou. each spring, the caribou travel 400 miles to give birth on the coastal plain. in this area of the refuge, there are fewer predators. in addition, experts say that the oil in the area adds up to less than a six-month supply. is such a small amount of oil worth the risk drilling poses to these animals? americans are the largest consumers of oil. instead of drilling for oil, we should decrease our need for foreign oil simply by using less. we must all work together to cut back on the oil we use in order to preserve the wildlife of the arctic national wildlife refuge. what type of argument is used in this paragraph? i believe the cost of such drilling is too high. i agree with environmentalists who fear that drilling will disturb the migration of more than 130,000 caribou. each spring, the caribou travel 400 miles to give birth on the coastal plain. in this area of the refuge, there are fewer predators. in addition, experts say that the oil in the area adds up to less than a six-month supply. is such a small amount of oil worth the risk drilling poses to these animals? a. appeal to emotion c. appeal to logic b. bandwagon d. none of the above select the best answer from the choices provided a b c d

In the following conversation, which group discussion technique does emily most clearly show?