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

Q: Problem: four dice are thrown simultaneously . find the probability that all of them show the same face . 
Options: a ) 1 / 216 , b ) 1 / 215 , c ) 5 / 300 , d ) 1 / 415 , e ) 1 / 500

A: a
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Q: 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

A: c
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Q: Problem: a card is drawn from a pack of 52 cards . the probability of getting a queen club or a king of heart ? 
Options: a ) 3 / 26 , b ) 1 / 26 , c ) 4 / 26 , d ) 6 / 26 , e ) 10 / 26

A:
b
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