Task: Question Answering
Input (English): Question: 9 men and 12 boys finish a job in 12 days, 12 men and 12 boys finish it in 10 days. 10 men and 10 boys shall finish it in how many days?

 Option A: 33

 Option B: 89

 Option C: 12

 Option D: 77

 Option E: 61
Output (English): Option C