Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions Safety experts are trying to establish the ______ of yesterday’s train cr

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Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions

Safety experts are trying to establish the ______ of yesterday’s train crash

creation

reason

grounds

cause

Giải thích

Đáp án C

establish the ground for: thiết lập cơ sở cho cái gì

Các đáp án khác:

creation: sự sáng tạo

reason: lí do

cause: nguyên nhân