The two sides were discussing. They weren’t...

Câu hỏi: The two sides were discussing. They weren’t likely to reach an agreement.

A. At no time did the two sides look likely to reach an agreement. 

B. Seldom did the two sides look likely to reach an agreement. 

C. Not until the two sides discussed did they likely to reach an agreement. 

D. Had the the two sides discussed the agreement, they wouldn't have reached it.