Task: Question Answering
Input (English): Question: A can do a piece of work in 4 hours ;B and C together can do it in 3 hours,while A and C together can do it 2 hours.How long will B alone take to do it ?

 Option A: 8 hours

 Option B: 10 hours

 Option C: 12 hours

 Option D: 24 hours

 Option E: None of these
Output (English): Option C