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

Input: Consider Input: Problem: in a class , 9 students like to play basketball and 8 like to play cricket . 6 students like to play on both basketball and cricket . how many students like to play basketball or cricket or both ? 
Options: a ) 12 , b ) 11 , c ) 16 , d ) 18 , e ) 22

Output: b


Input: Consider Input: Problem: a bag holds 2 red marbles and 3 green marbles . if you removed two randomly selected marbles from the bag , without replacement , what is the probability that both would be red ? 
Options: a ) 1 / 10 , b ) 1 / 5 , c ) 3 / 10 , d ) 2 / 5 , e ) 1 / 2

Output: a


Input: Consider Input: Problem: the triplicate ratio of 1 : 9 is ? 
Options: a ) 1 : 0 , b ) 1 : 8 , c ) 1 : 7 , d ) 1 : 2 , e ) 1 : 729


Output: e