Task: Question Answering
Input (English): Question: 39 persons can construct a road in 12 days, working 5 hours a day. In how many days will 30 persons, working 6 hours a day, complete the work?

 Option A: 10

 Option B: 13

 Option C: 14

 Option D: 15

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