Answer:
A. they are not generally affected.
Explanation:
Working and studying has some advantages but also disadavantages. People who study and work can build a character since it teaches them resposibility, iniciative, commitment, and independance, so it turns out in an advantage for students who think on applying for colleage. On the other hand, students that work can see their school achievement affected lowering their grades, also there are some social effects such as less ineterest in extracurricular actvities and they might feel left out by their friends. So students who have job do not affect their school peers.