A-A+
In the experiment conducted by Mr. Weitzman th
问题详情
In the experiment conducted by Mr. Weitzman,the doctor who is on duty does not work the same time each day_____.
A．in order to observe the abnormal behavior. of the people at different times
B．so as not to be recognized by the people
C．so as to avoid indicating to the people what time it is when he starts work
D．so as to leave the people"s circadian rhythms in disorder此题为多项选择题。请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：C
解析：细节题。第二段后半部分指出“A doctor or medical technician is on duty…during an experiment．They do not work the same time each day and are not permitted to wear watches，so the person in the laboratory has no idea what time it is．”这与C符合。
