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 the wheel is 14 cm then the number of revolutions to cover a distance of 968 cm is ? 
Options: a ) a ) 15 , b ) b ) 10 , c ) c ) 14 , d ) d ) 12 , e ) e ) 11

Output: e


Input: Consider Input: Problem: the length of the bridge , which a train 140 metres long and travelling at 45 km / hr can cross in 30 seconds , is : 
Options: a ) 200 m , b ) 235 m , c ) 245 m , d ) 250 m , e ) 270 m

Output: b


Input: Consider Input: Problem: a train speeds past a pole in 25 seconds and a platform 500 m long in 35 seconds . its length is : 
Options: a ) 1150 m , b ) 2250 m , c ) 1450 m , d ) 1350 m , e ) 1250 m


Output: e