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यदि A और B ऐसी दो घटनाएं हैं कि `P(A)+P(B)-P(A and B)=P(A)` तबA. `P(B|A)=1`B. `P(A||B)=1`C. `P(B|A)=0`D. `P(A|B)=0`

Answer» Correct Answer - B


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