
Passage: Seven security guards, Zhao, Qian, Sun, Li, Wu, Zheng, and Wang, take turns on the night shift every week. In terms of duty hours, it is now known that Zhao is one day behind Sun; Li is two days behind Wu; Qian is three days ahead of Wang; Zheng is between Qian and Sun, on Thursday.
Question: Based on the above question, which of the following options regarding night shift is true?
A. A.Wu is on Sunday.
B. B.Qian is on Tuesday.
C. C.Li is on Tuesday.
D. D.Sun is on Friday.
Answer: