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 train is 410 meter long is running at a speed of 45 km / hour . in what time will it pass a bridge of 140 meter length 
Options: a ) 20 seconds , b ) 44 seconds , c ) 40 seconds , d ) 50 seconds , e ) none of these

Output: b


Input: Consider Input: Problem: convert 0.35 in to a vulgar fraction ? 
Options: a ) 18 / 50 , b ) 16 / 50 , c ) 7 / 20 , d ) 19 / 50 , e ) none

Output: c


Input: Consider Input: Problem: a car travels at a speed of 65 miles per hour . how far will it travel in 7 hours ? 
Options: a ) 125 miles , b ) 225 miles , c ) 455 miles , d ) 425 miles , e ) 525 miles


Output: c