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 4664 km and comes back to the starting point . the total time taken by him is : 
Options: a ) 784 hours , b ) 794 hours , c ) 780 hours , d ) 684 hours , e ) 884 hours
Output (English): a