问题详情

What is the open time in Darney dining-hall？
A．It is open for 24 hours every day except Sundays.
B．It is open during dinner time every weekday except vacation breaks.
C．It is open every day except .Sundays and vacation breaks.
D．It is open every day except Sunday evenings and vacation breaks.请帮忙给出正确答案和分析，谢谢！