Task: Question Answering
Input (English): Problem: if 1 + 2 + 3 + . . . + n = n ( n + 1 ) , then 3 ( 1 + 3 + 5 + . . . . + 69 ) = ? 
Options: a ) 3675 , b ) 3575 , c ) 3475 , d ) 3375 , e ) 3275
Output (English): a