In this task, you need to answer the given multiple-choice question on the physics. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Input: Consider Input: Problem: if 36 men can do a piece of work in 25 hours , in how many hours will 12 men do it ? 
Options: a ) 22 , b ) 38 , c ) 60 , d ) 88 , e ) 75

Output: e


Input: Consider Input: Problem: find the length of the wire required to go 15 times round a square field containing 69696 m 2 . 
Options: a ) 15840 , b ) 15848 , c ) 15828 , d ) 27892 , e ) 22892

Output: a


Input: Consider Input: Problem: if 10 parallel lines in a plane is intersected by a family of another 8 parallel lines , how many parallelograms are there in the network thus formed ? 
Options: a ) 80 , b ) 63 , c ) 120 , d ) 160 , e ) 1260


Output: e