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'.

Ex Input:
Problem: if the wheel is 28 cm then the number of revolutions to cover a distance of 1056 cm is ? 
Options: a ) 3 , b ) 5 , c ) 26 , d ) 12 , e ) 6

Ex Output:
e


Ex Input:
Problem: an industrial loom weaves 0.128 metres of cloth every second . approximately , how many seconds will it take for the loom to weave 26 metre of cloth ? 
Options: a ) 175 seconds , b ) 195 seconds , c ) 155 seconds , d ) 115 seconds , e ) 203 seconds

Ex Output:
e


Ex Input:
Problem: how much time will a train of length 250 m moving at a speed of 72 kmph take to cross another train of length 300 m , moving at 36 kmph in the same direction ? 
Options: a ) 55 , b ) 99 , c ) 88 , d ) 76 , e ) 12

Ex Output:

a