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 questions Many elephants are poached. Their t...

A. As many elephants are poached, their tusks are used to make valuable ivory objects

B. Unless many elephants are poached, their tusks are used to make valuable ivory objects

C. Many elephants are poached because their tusks are used to make valuable ivory objects

D. Many elephants are poached, so their tusks are used to make valuable ivory objects