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

I think the author is concerned with what the colleges teach students

Explanation:

A Lot of people fall in to millions of dollars of debt because of college fee, and have to pay it back after they start working, so in a way college is teaching students but at what cost ... its asking colleges what social skill they're teaching students