Task: Question Answering
Input (English): Question: X and Y together do a piece of work in 8 days. If X alone can do the same work in 12 days, then Y alone can do the same work in?

 Option A: 15 days

 Option B: 20 days

 Option C: 24 days

 Option D: 30 days

 Option E: 23 days
Output (English): Option C