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 Q]: Problem: the radius of a cylindrical vessel is 9 cm and height is 3 cm . find the whole surface of the cylinder ?
Options: a ) 308 sq cm , b ) 220 sq cm , c ) 440 sq cm , d ) 132 sq cm , e ) 678.8 sq cm
[EX A]: e

[EX Q]: Problem: if circles x and y have the same area and circle x has a circumference of 14 , half of the radius of circle y is :
Options: ['a ) 16', 'b ) 8', 'c ) 4', 'd ) 3.5', 'e ) 1']
[EX A]: d

[EX Q]: Problem: 12 * 18 * 6 is the volume of some material . how many cubes of edge 3 can be insert into it ?
Options: ['a ) 48', 'b ) 49', 'c ) 50', 'd ) 51', 'e ) 52']
[EX A]:
a