Task: Question Answering
Input (English): Question: Anil can do a work in 15 days while Sunil can do it in 25 days. How long will they take if both work together?
A. 3 4/9 days

 Option A: 9 3/7 days

 Option B: 9 7/8 days

 Option C: 9 3/8 days

 Option D: 9 3/8 days

 Option E: 2 3/8 days
Output (English): Option C