Task: Question Answering
Input (English): Question: A man can row upstream at 60 kmph and downstream at 90 kmph, and then find the speed of the man in still water?

 Option A: 75 kmph

 Option B: 65 kmph

 Option C: 30 kmph

 Option D: 73 kmph

 Option E: 65 kmph
Output (English): Option A