SI: I've been working for 14 years. How about you? S2; I've been

SI: I've been working for 14 years. How about you? S2; I've been working twice as long as you have. Q: How long has the second speaker been working?

A.28 years.

B.7 years.

C.14 years.

D.2 years.

正确答案是A