问题
单项选择题
According to MLC,the minimum hours of rest shall not be less than 10 hours in any 24-hour period,and（）hours in any seven-day period.
A.70
B.72
C.75
D.77
答案
参考答案：D
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According to MLC,the minimum hours of rest shall not be less than 10 hours in any 24-hour period,and（）hours in any seven-day period.
A.70
B.72
C.75
D.77
参考答案：D