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: what positive number , when squared , is equal to the cube of the positive square root of 17 ? 
Options: ['a ) 64', 'b ) 32', 'c ) 8', 'd ) 4', 'e ) 2']

Ex Output:
c


Ex Input:
Problem: the length of the rectangular field is double its width . inside the field there is square shaped pond 8 m long . if the area of the pond is 1 / 72 of the area of the field . what is the length of the field ? 
Options: a ) 73 , b ) 32 , c ) 34 , d ) 43 , e ) 96

Ex Output:
e


Ex Input:
Problem: if the sum of a number and its square is 272 , what is the number ? 
Options: a ) 14 , b ) 16 , c ) 19 , d ) 21 , e ) none of these

Ex Output:

b