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: a car takes 6 hours to cover a distance of 360 km . how much should the speed in kmph be maintained to cover the same direction in 3 / 2 th of the previous time ? 
Options: a ) 60 , b ) 50 , c ) 40 , d ) 70 , e ) 65

Output: c


Input: Consider Input: Problem: 9 spheres of the same size are made from melting a solid cylinder of 16 cm diameter and 12 cm height . what is the diameter of each sphere ? 
Options: ['a ) 4 cm', 'b ) 6 cm', 'c ) 8 cm', 'd ) 10 cm', 'e ) 12 cm']

Output: c


Input: Consider Input: Problem: if the wheel is 12 cm then the number of revolutions to cover a distance of 1056 cm is ? 
Options: a ) 18 , b ) 26 , c ) 14 , d ) 12 , e ) 91


Output: c