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Probability of an event that 10 persons `A_(1), A_(2), ..., A_(10)` with ages 70 years above expires in one year is `(1)/(2)`. Then ......... is the probability that person `A_(1)` expire first in one year.

A

`(1)/(10240)`

B

`(9217)/(10240)`

C

`(1023)/(24010)`

D

`(1023)/(10240)`

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The correct Answer is:
D
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