In this task, you need to answer the given multiple-choice question on geometry. Classify your answers into 'a', 'b', 'c', 'd', and 'e'.

Ex Input:
Problem: the length of a rectangle is four times its width . if the area is 100 m 2 what is the length of the rectangle ? 
Options: a ) 50 m , b ) 40 m , c ) 80 m , d ) 20 m , e ) 70 m

Ex Output:
d


Ex Input:
Problem: what is the area of square field whose side of length 17 m ? 
Options: a ) 225 , b ) 777 , c ) 266 , d ) 289 , e ) 261

Ex Output:
d


Ex Input:
Problem: triangle a ’ s base is 10 % greater than the base of triangle b , and a ’ s height is 10 % less than the height of triangle b . the area of triangle a is what percent less or more than the area of triangle b ? 
Options: ['a ) 9 % less', 'b ) 1 % less', 'c ) equal to each other', 'd ) 1 % more', 'e ) 9 % more']

Ex Output:

b