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: the radius of a cylinder is 8 m , height 14 m . the volume of the cylinder is : 
Options: a ) 2816 , b ) 5500 , c ) 3300 , d ) 1100 , e ) 4400

Output: a


Input: Consider Input: Problem: if the sum of a number and its square is 240 , what is the number ? 
Options: a ) 15 , b ) 77 , c ) 25 , d ) 87 , e ) 171

Output: a


Input: Consider Input: Problem: 10 business executives and 3 chairmen meet at a conference . if each business executive shakes the hand of every other business executive and every chairman once , and each chairman shakes the hand of each of the business executives but not the other chairmen , how many handshakes would take place ? 
Options: a ) 144 , b ) 131 , c ) 115 , d ) 90 , e ) 75


Output: e