IX. Mark the letter A, B, C, or D to indicate the sentence that best combines each pair of sentences in the following questions.
I have narrowed it down to two computer games. I can't make up my mind.
A.Although I have narrowed it down to two computer games, I still can't make up my mind.
B.Having narrowed it down to two computer games, I can make up my mind.
C.I have narrowed it down to two computer games, which helps me make up my mind.
D.If I don't narrow it down to two computer games, I won't be able to make up my mind.