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

Input: Consider Input: Problem: if n is the smallest integer such that 144 times n is the square of an integer , what is the value of n ? 
Options: a ) 2 , b ) 3 , c ) 6 , d ) 12 , e ) 24

Output: a


Input: Consider Input: Problem: a metallic sheet is of rectangular shape with dimensions 48 m x 36 m . from each of its corners , a square is cut off so as to make an open box . if the length of the square is 3 m , the volume of the box ( in m 3 ) is : 
Options: a ) 3780 , b ) 5120 , c ) 6420 , d ) 8960 , e ) 7960

Output: a


Input: Consider Input: Problem: find the volume & curved surface area of a cylinder with diameter of base 14 cm and height 60 cm . 
Options: ['a ) 260 cm 2', 'b ) 2610 cm 2', 'c ) 2600 cm 2', 'd ) 2640 cm 2', 'e ) 264 cm 2']


Output: d