Task: Question Answering
Input (English): Question: Griffin has a bag of marbles that contains 7 black marbles and 5 red marbles. If he removes 3 marbles at random without replacing any of the marbles, what is the probability that all 3 marbles selected will be black?

 Option A: 4/15

 Option B: 5/22

 Option C: 6/35

 Option D: 7/44

 Option E: 8/55
Output (English): Option D