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

Example Input: Problem: a voltage will influence current only if the circuit is :
Options: ['a ) 2', 'b ) 7', 'c ) 6', 'd ) 889', 'e ) 1']
Example Output: b

Example Input: Problem: carmen made a sculpture from small pieces of wood . the sculpture is 2 feet 6 inches tall . carmen places her sculpture on a base that is 12 inches tall . how tall are the sculpture andbase together ?
Options: a ) 3.1 feet , b ) 3.2 feet , c ) 3.3 feet , d ) 3.4 feet , e ) 3.83 feet
Example Output: e

Example Input: Problem: the width of a rectangular hall is of its length . if the area of the hall is 288 sq . m , what is the difference between its length and breadth ?
Options: a ) 8 m , b ) 10 m , c ) 12 m , d ) 15 m , e ) 17 m
Example Output:
c