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

Input: Consider Input: Problem: a fair coin is tossed 4 times . what is the probability of getting at least 2 tails ? 
Options: a ) 1 / 16 , b ) 1 / 2 , c ) 3 / 16 , d ) 11 / 16 , e ) 3 / 8

Output: d


Input: Consider Input: Problem: in how many ways 6 boys and 6 girls can be seated in a row so that boys and girls are alternate ? 
Options: a ) 1063800 , b ) 1083600 , c ) 1036800 , d ) 1053800 , e ) 1073600

Output: c


Input: Consider Input: Problem: find the probability that a leap year selected at random will have 53 mondays 
Options: a ) 6 / 7 , b ) 5 / 7 , c ) 4 / 7 , d ) 3 / 7 , e ) 2 / 7


Output: e