题目内容:
Accordingto the last paragraph, which of the following is not the limitation of theresearch?
A.Thereis not enough energy to consume food at night. B.Participantsmay have under-reported the amount of calories they consumed.
C.Thedata of melatonin levels has been assessed for only one night.
D.Participantsmay have consciously changed their eating habits.
参考答案:
答案解析: