Questions 4 to 7 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. What do the speakers agree is the major advantage of the distance-learning course
A.It allows them to meet students from other universities. B.It promotes the concept of self-learning. C.It allows more flexibility in students schedule. D.It doesn’t require any examinations.