問題詳情

38.How were the data collected from the study group?
(A) The researchers gave food questionnaires to the group.
(B) The researchers asked the study group to keep a food dairy.
(C) The researchers asked the study group to remember the food they ate yesterday.
(D) The researchers led a study of heart problems.

參考答案

答案:A
難度:計算中-1
書單:沒有書單,新增

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