What are the authors concerned with? how much more college graduates earn whether colleges are teaching students skills for adulthood whether college is financially worth it what important social skills college teaches students

Annual wages for the bottom 25th percentile of college graduates are less than the median wages earned by a typical worker with a high school diploma, according to a 2014 study by the New York Fed. "While we can't be sure that the wages of this group wouldn't have been lower if they had never gone to college, this pattern strongly suggests that the economic benefit of a college education is relatively small for at least a quarter of those graduating with a bachelor's degree," economists Jaison R. Abel and Richard Deitz wrote in the study.

Explanation:

the answer is d. books are banned from the library. this is an example of censorship because the library did not want people reading the content of those books. the library censored the books by banning them.