This detail from the essay includes all but what kind of elaboration?
Read this excerpt from a student's persuasive
essay about smoking.
A. Statistic
B. Comparison
C. Fact
D. Personal experience
We now know that smoking causes
type 2 diabetes. In fact, smokers are
30-40% more likely to develop type 2
diabetes than nonsmokers. The more
cigarettes you smoke, the higher your
risk for type 2 diabetes. No matter
what type of diabetes you have,
smoking makes your diabetes harder
to control.

(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.”)