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'.

[Q]: Problem: if the horse can run 10 miles / hour , how many days would it take for a horse to run from new york city to washington . d . c . ? ( 240 miles from nyc to d . c . ) 
Options: a ) 0.6 , b ) 0.8 , c ) 1 , d ) 1.2 , e ) 1.4
[A]: c


[Q]: Problem: what is the angle between the minute hand and the hour hand when the time is 1540 hours ? 
Options: a ) 150 , b ) 160 , c ) 140 , d ) 130 , e ) none
[A]: d


[Q]: Problem: a rectangular plot measuring 90 metres by 50 metres is to be enclosed by wire fencing . if the poles of the fence are kept 4 metres apart , how many poles will be needed ? 
Options: ['a ) 55', 'b ) 70', 'c ) 57', 'd ) 58', 'e ) none of these']
[A]:
b