What was the difference between the control group and the experimental group?

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 each of the questions.

A. the training parents received

B. the age of the children

C. the books that were read

D. the number of children

* Đáp án

A

* Hướng dẫn giải

Chọn A

Dựa vào câu 3 đoạn 2 “In the experimental group, the parents were given a two-hour training session” : trong nhóm thực nghiệm, cha mẹ sẽ tham gia buổi huấn luyện 2 giờ.

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