HELP!!!!!!!

What is the purpose of paragraph 5 of "Year–Round Schooling Helps Students, Teachers, and Families"?
A
to point out that many families like to go on vacation together during the school year


B.
to show that frequent breaks during the school year make life more difficult for parents and children


C.
to explain that parents need to arrange for childcare for children on breaks


D.
to explain how frequent breaks in the school year help parents