Questions 14 - 16 are based on the following conversation. You now have 15 seconds to read Questions 14 - 16. Judging by the extraordinarily warm clothes some people wear, what might we learn about them
A．They may be homesick and feel insecure. B．They are either cold or very sick. C．They may try to attract other people’s attention. D．They want to protect themselves from physical injuries.