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 travels at a speed of 12 miles per hour . how far will it travel in 5 hours ? 
Options: a ) 50 miles , b ) 60 miles , c ) 72 miles , d ) 22 miles , e ) 62 miles

Output: b


Input: Consider Input: Problem: if 3 men or 4 women can do a piece of work in 16 days , in how many days can 12 men and 8 women do the same piece of work ? 
Options: a ) 8 / 3 , b ) 6 , c ) 5 , d ) 4 , e ) 3

Output: a


Input: Consider Input: Problem: two trains start from p and q respectively and travel towards each other at a speed of 50 km / hr and 40 km / hr respectively . by the time they meet , the first train has travelled 1 ookm more than the second . the distance between p and q is 
Options: a ) 500 km , b ) 600 km , c ) 700 km , d ) 900 km , e ) 400 km


Output: d