According to the reading, the statement that best identifies the main idea is:
Reagan's lasting effect on the country is yet to be determined, so he should not replace Grant on U.S. currency.
The arguments presented by the the writers are against to repalce Grant to Reagan.
The correct answer is "A, Genres" because a type of book is a genre and not a topic.
Answer:
C. Acts of civil disobedience may sometimes be violent, but do not cause significant harm.