单项选择题

Questions 1 to 3 are based on the following conversation. At the end of the conversation, you will be given 15 seconds to answer the questions.
Now listen to the conversation.
What is the purpose of this conversation

A. The man wants to get authorization for a room change.
B. The man is worried about his friendship with his roommate.
C. The man needs a scholarship to continue living in the dormitory.
D. The man wants the head resident to talk to David for him.