单项选择题

Questions 7 to 10 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions. Now, listen to the conversation.
Why does the woman think it is good that the test will be early

A.They will have time to study for it.
B.Afternoons are bad times for tests.
C.After it, they can study for other exams.
D.They can start planning for their semester break.