【单选题】

{{I}}{{B}}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.{{/I}}{{/B}} Where does the conversation take place

A、At the student recreation center.
B．In the canteen.
C．In the dormitory.
D．In the reading room.