Task: Question Answering
Input (English): Problem: rohit walked 25 m towards south . then he turned to his left and walked 20 m . he then turned to his left and walked 25 m . he again turned to his right and walked 15 m . at what distance is he from the starting point and in which direction ? 
Options: a ) 35 m east , b ) 35 m north , c ) 30 m west , d ) 45 m east , e ) 55 m east
Output (English): a