Câu hỏi

“Why don’t you focus on one aspect of the problem?” Nam’s father told him.

A. Nam’s father suggested that he should focus on one aspect of the problem.

B. Nam’s father suggested that he focused on one aspect of the problem.

C. Nam’s father suggested that he focuses on one aspect of the problem.

D. Nam’s father asked that he should focus on one aspect of the problem.

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