WHICH OF THE FOLLOWING GIVES THE MAIN IDEA OF THE THIRD PARAGRAPH

Câu 31: Which of the following gives the main idea of the third paragraph? A. One group of JMU students worked on homes damaged by a hurricane. B. Some students work to help the environment on alternative spring break trips. C. Children living in homeless shelters enjoy creative activities. D. University students do many different types of work on alternative spring break trips.