Mark the letter A, B, C, or D on...

Câu hỏi: Mark the letter A, B, C, or D on your answer sheet to indicate sentence that sentence that best combines each pair of sentences in the following questions
We should quickly find the solution to the problem. Otherwise, its impact on those concerned will increase

A. If we can solve this problem soon, we’ll lower the impact on all of our concerns

B. By the time we solve this problem, the impact on those concerned will have been lowered

C. If all those concerned lower their impact, the problem will be better solved

D. The sooner we find the solution to the problem, the lower the impact it has on those concerned