【单选题】

Questions 1 to 4 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.

In support of the unusual warm clothes some people wear, what can we infer from such a phenomenonA．They are in poor health condition.
B．They may want to attract others’ attention.
C．They may be homesick or feel insecure.
D．They have a poor taste in dressing.