Which of these is an opinion? a. paper is made from trees.
b. you can survive a earthquake by staying where you are until the shaking stops (if your in a building) c. burger king is the best place in the world d. abraham lincoln was the president who freed the slaves. (i will upvote answers) < 3

(1) fire extended humans’ geographical boundaries by allowing them to travel into regions that were previously too cold to explore. (2) it also kept predators away, allowing early humans to sleep securely. (3) fire, in fact, has been a significant factor in human development and progress in many ways. (4) other obvious benefits of fire are its uses in cooking and in hunting. (5) probably even more important, however, is that learning to control fire allowed people to change the very rhythm of their lives. (6) before fire, the human daily cycle coincided with the rising and setting of the sun. (7) with fire, though, humans gained time to think and talk about the day’s events and to prepare strategies for coping with tomorrow. the sentence that expresses the main idea is: (type the number of the sentence. then click “go.”)

Match the author with the description a. ernest hemingway b. john steinbeck c. robert frost d. langston hughes (1) summers spent in pacific grove, california influenced the symbolism in his literature (2) his poetry includes simple, direct language. many are dramatic monologues written in free verse are about life on new england farms (3) the mood and tone of his literature is largely shaped by his experience as a soldier in world war 1 (4) his poetry and short stories include dialect and colloquialisms which gives his primarily african american characters distinctive voices

Part b: which phrase from the text best support the answers to part a? a. “i don't want to talk to somebody when i go check in at an airport. i just either download the boarding pass to my phone or walk up to a kiosk and get it.” (paragraph 8) b. “you do not have to go far to find someone who disagrees with andrew mcafee, just around the corner to the office of another person at the same university.” (paragraph 11) c. “the set of things that machines do not do like humans is innumerable.” (paragraph 16) d. “you wonder if you're joining that long litany of voices who go down as having made the incorrect prediction one more time, but i think the facts are different this time.” (paragraph 23)