According to the passage, what group of people will probably first from the use of the

Câu hỏi :

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following questions.

A. Ship's crews 

B. Research engineers 

C. People with insomnia 

D. Engine repair teams 

* Đáp án

A

* Hướng dẫn giải

Đáp án A

Thông tin ở đoạn cuối: The research team has concentrated on eliminating low-frequency noise from ship engines, which causes fatigue that can impair the efficiency and alertness of the crew

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