In this task, you need to provide the correct option for a given problem from the provided options.

Example Input: Problem: out of 450 students of a school , 325 play football , 175 play cricket and 50 neither play football nor cricket . how many students play both football and cricket ? 
Options: a ) 75 , b ) 100 , c ) 125 , d ) 150 , e ) none of these
Example Output: b

Example Input: Problem: a person want to give his money of $ 15800 to his 4 children a , b , c , d in the ratio 5 : 9 : 6 : 5 . what is the a + c share ? 
Options: a ) $ 4000 , b ) $ 2890 , c ) $ 3005 , d ) $ 6952 , e ) $ 6003
Example Output: d

Example Input: Problem: how many consecutive zeros are there at the end of 100 ! ( 100 factorial ) ? 
Options: a ) 21 , b ) 22 , c ) 23 , d ) 24 , e ) 25
Example Output:
d