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Choose the correct answer: If A and B ...

Choose the correct answer:
If A and B are any two events such that P(A) + P(B) - P(A and B) = P(A), then

A

P(B|A) =1

B

P(A|B) =1

C

P(B|A) = 0

D

P(A|B) = 0

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The correct Answer is:
A
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