Task: Question Answering
Input (English): Problem: speed of a boat in standing water is 14 kmph and the speed of the stream is 1.2 kmph . a man rows to a place at a distance of 4864 km and comes back to the starting point . the total time taken by him is 
Options: a ) 700 hours , b ) 350 hours , c ) 1400 hours , d ) 1010 hours , e ) none of these
Output (English): a