A、Salesman and customer. B、Reporter and interviewee. C、Judge and jury. D、Doctor and patient. B身份关系题。Dr. Brown被问及对个人拥有枪支的看法，她说应该修

W: What are you scratching your head for?
M: I’ve been racking my brains all morning trying to recall the name of the company that produces the portable computers, but in vain.  
Q: What do we learn about the man?

M: The question of having a handgun raises a lot of discussion in this country. Dr. Brown, what’s your opinion about it?
W: Well, as far as I am concerned, the law on this should be amended.  
Q: What’s the most probable relationship between the two speakers?