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The number of ways in which ten candidat...

The number of ways in which ten candidates `A_1, A_2, ...., A_(10)` can be ranked so that `A_1` is always above `A_2` is

A

`(10!)/(2)`

B

` 10!`

C

`9!`

D

`(8!)/(2)`

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The correct Answer is:
A
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