Task: Question Answering
Input (English): Question: A man can row a distance of 6 km in 60 min with the help of the tide. The direction of the tide reverses with the same speed. Now he travels a further 20 km in 10 hours. How much time he would have saved if the direction of tide has not changed?

 Option A: 2

 Option B: 8

 Option C: 1

 Option D: 6:41

 Option E: 5
Output (English): Option D