Mark the letter A,B,C,or D on your answer shee...

Câu hỏi: Mark the letter A,B,C,or D on your answer sheet to indicate the sentence that is closest in meaning to the following question.
Unless we protect the environment, our life will be badly affected.

A  If our life is badly affected, we will protect the environment.

B If we protect the environment, our life will be badly affected.

C If we don’t protect the environment, our life won’t be badly affected.

D If we don’t protect the environment, our life will be badly affected.