Read the excerpt from a letter What is the author's purpose?

Parkour, also known as free running, is becoming a
popular sport. The object of parkour is to navigate
obstacles using fluid, efficient movement. Athletes run
through urban areas using gymnastic-type leaps and
jumps to move over and around walls, ledges, and
other barricades. The sport's name originates from
parcours du combattant, an obstacle course used to
train soldiers in the French army.
O to entertain the reader with an interesting story
O to provide examples of parkour movements
O to educate the reader about a popular sport
O to persuade readers that parkour is dangerous

Which piece of evidence would best support reason #1? othe history of using animals for research extends asfar back as 322 bce, when early greek physician-scientists, such as aristotle and erasistratus, performed various experiments on living animals. animal research played an essential role in thedevelopment of herceptin and tamoxifen, twomedications that have already saved the lives ofthousands of women who have been diagnosed withbreast cancer. even those who believe in testing on animals when it is hnecessary for vital medical research practice what isknown as "the 3 rs-reduction, refinement, andreplacement to reduce the number of animals usedfor testing. biologists believe that chimpanzees share at least 98.4percent of the same dna as humans and gorillas shareat least 97 percent, making primates a popular andlikely choice for the testing of products intended for humans

An expository essay instructs, provides information, or explains. in this essay, you are presenting information and explaining why you think the ideas and work of the individual you chose had an effect on european thought. but before you begin writing the essay, you need to organize the information you’ve gathered by creating an outline. directions: your taking notes sheet should have you identify and organize the information you found while doing your research. now it is time to create an outline to organize the information in the way you will present it in your essay. you may decide not to use all the information you gathered, but be sure you do not leave out anything that you believe is important to support your thesis. your essay should include an introductory paragraph, supporting paragraphs, and a concluding paragraph. each paragraph should cover one main topic and should correspond to a roman numeral (i., ii., iii.) on the outline. the main topics should cover: the person’s accomplishment and contributions, and the effect of his or her accomplishments or contributions on european thought. write a topic sentence for each paragraph of your essay. be sure it tells the reader what the section will be about and how the information relates to your thesis statement. your topic sentence for the introductory paragraph might say something like “johannes gutenberg’s invention changed the way people communicated.” a topic sentence for the second paragraph—the first main topic—might be something like "gutenberg’s printing press changed the way books were produced and the way knowledge was communicated.” decide which pieces of information you will use to support your topic sentences. (these ideas or groups of facts are called subtopics.) subtopics follow capital letters and periods (a., b., and c.) on your outline. add this information beneath your topic sentence. you can further divide subtopics into specific facts. in an outline, specific facts follow arabic numerals and periods (1. 2. 3. 4.) end your outline and essay with a concluding paragraph. write a concluding paragraph that summarizes the main ideas of your essay and restates your thesis statement in some way. write no more than four or five sentences. worth 241 points

Which most accurately analyzes this section? the author's structural choices foreshadow continued violent outbursts. the author's structural choices in this section create tension and urgency. the author's structural choices in this section provide the tale's conclusion d) the author's structural choices in this section create a sense of loving affection.