The traffic accident caused the two-hour traffic jam.

The traffic accident caused the two-hour traffic jam.
A. The two-hour traffic jam was brought about by the traffic accident.
B. It was the two-hour traffic jam that caused the traffic accident.
C. There was a traffic accident caused two-hour traffic jam.
D. If there weren’t that traffic accident, there wouldn’t be the two-hour traffic jam.

Đáp án A