Task: Question Answering
Input (English): Problem: a case contains c cartons. each carton contains b boxes, and each box contains 600 paper clips. how many paper clips are contained in 2 cases ?
Options: a. 600 bc, b. 600 b / c, c. 1200 bc, d. 1200 b / c, e. 1200 / bc
Output (English): c