[单选题]
13.12: It takes the Ear eolpx(f6 0ud(th one day to rotate about its s/x62poow k ,hhb/ul.axis. Which one of the following choices best represents the time so2lux ,/p/ .6h ohbwkthat it takes the Moon to make one rotation about its axis?
A. One day
B. One week
C. One month
D. One year
E. It does not rotate at all