Which suggests a connection between uniforms and possible violence or mistreatment

Explanation:

A recent study by the U.S. Department of Education suggests that school uniforms can help reduce theft, violence, and the negative effects of peer pressure caused when some students come to school wearing designer clothing and expensive sneakers. ... Less than 1 percent of the students chose not to wear uniforms.

c. indicates the aid for which you qualify, and allows you to choose what and how much to accept