Task: Question Answering
Input (English): Problem: a batsman had a certain average of runs for 16 innings . in the 17 th innings , he made a score of 87 runs thereby increasing his average by 3 . what is his average after 17 innings ? 
Options: a ) 39 , b ) 88 , c ) 266 , d ) 278 , e ) 221
Output (English): a