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: find the area of a parallelogram with base 24 cm and height 16 cm . 
Options: a ) 379 , b ) 384 , c ) 345 , d ) 342 , e ) 376

Output: b


Input: Consider Input: Problem: the perimeter of one square is 24 m & that of another is 32 m . perimeter of a square whose area is equal to the sum of the areas of the 2 squares will be 
Options: ['a ) 20 m', 'b ) 24 m', 'c ) 28 m', 'd ) 40 m', 'e ) 43 m']

Output: d


Input: Consider Input: Problem: if circles x and y have the same area and circle x has a circumference of 10 π , half of the radius of circle y is : 
Options: a ) 16 , b ) 8 , c ) 4 , d ) 2.5 , e ) 1


Output: d