Use the given suggestions to complete sentences. (5 pts)
The watch / which / mother / give / me / last week / be / valuable / present
A.The watch which my mother gave to me last week is a valuable present.
B.The watch which my mother had given to me last week is a valuable present.
C.The watch which my mother gave to me last week was a valuable present.
D.The watch which my mother gave to me last week has been a valuable present.