Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best combines each pair of sentences in the following question.
I picked up my book. I found that the cover had been torn.
A.Picked up, the book was torn.
B.The cover had been torn when my book picked up.
C.When picking up my book, the cover had been torn.
D.On picking up my book, I saw that the cover had been torn.