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

[Q]: Problem: find the probability that a leap year chosen at random will have 53 sundays 
Options: a ) 2 / 7 , b ) 2 / 6 , c ) 2 / 5 , d ) 2 / 3 , e ) 2 / 4
[A]: a


[Q]: Problem: a fair coin is tossed 13 times . what is the probability of getting more heads than tails in 13 tosses ? 
Options: a ) 1 / 2 , b ) 63 / 128 , c ) 4 / 7 , d ) 61 / 256 , e ) 63 / 64
[A]: a


[Q]: Problem: the probability that a number selected at random from the first 50 natural numbers is a composite number is - . 
Options: a ) 17 / 25 , b ) 17 / 27 , c ) 17 / 18 , d ) 17 / 22 , e ) 17 / 09
[A]:
a