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

Example Input: Problem: a dog have birth to 12 puppies , 2 female and 10 male . what is the ratio of the female puppies to the male ? 
Options: a ) 1 / 5 , b ) 1 / 6 , c ) 1 / 10 , d ) 2 / 12 , e ) 1 / 8
Example Output: a

Example Input: Problem: 18 balls are numbered 1 to 18 . a ball is drawn and then another ball is drawn without replacement . what is the probability that both balls have even numbers ? 
Options: a ) 2 / 9 , b ) 4 / 17 , c ) 6 / 29 , d ) 8 / 35 , e ) 10 / 43
Example Output: b

Example Input: Problem: two numbers are in respectively 10 % and 40 % more than a third number . the ratio of the two numbers is ? 
Options: a ) 11 : 14 , b ) 7 : 9 , c ) 17 : 25 , d ) 15 : 26 , e ) 2 : 3
Example Output:
a