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Consider a lottery that sells n^2 ticket...

Consider a lottery that sells `n^2` tickets and awards n prizes. If one buys n tickets the probability of A his winning is i.e., getting at least one prize is

A

`((n^2-n)!)/((n^2)!)`

B

`1/(2n)`

C

`((n-1)!^2)/((n^2)!)`

D

none of these

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The correct Answer is:
D
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