Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions. If people drove more carefully, there________fewer accidents.
A. would have been
B. would be
C. will be
D. would been
* Đáp án
* Hướng dẫn giải
Đáp án là B. Câu điều kiện loại II: If + S + V_ed/C2, S + would + V.