问题详情

Speaker A: Well, I"m really glad I talked to Doug about the problem I was having with my girlfriend. He gave me some excellent advice.
Speaker B: Great. That"s what I like about Doug. ______, and he"s always prepared to stop what he"s doing and help you out when you need it.
A．He"s very clever
B．He is a really good listener
C．He is really easy-going
D．He"s very hardworking请帮忙给出正确答案和分析，谢谢！