You will be given a definition of a task first, then some input of the task.
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'.

Problem: a train 360 m long is running at a speed of 45 km / hr . in what time will it pass a bridge 165 m long ? 
Options: a ) 40 , b ) 99 , c ) 88 , d ) 77 , e ) 42
Output:
e