Task: Question Answering
Input (English): Question: A man can row downstream at 28 kmph and upstream at 10 kmph. Find the speed of the man in still water and the speed of stream respectively?

 Option A: 2, 9

 Option B: 4, 9

 Option C: 8, 9

 Option D: 19, 9

 Option E: 7, 9
Output (English): Option D