$P(A \cup B) = P(A \cap B)$ if and only if the relation between $P(A)$ and $P(B)$ is
$P(A \cup B) = P(A \cap B)$ if and only if the relation between $P(A)$ and $P(B)$ is
- [IIT 1985]
- A
$P(A) = P(\bar A)$
- B
$P\,(A \cap B) = P(A' \cap B')$
- C
$P\,(A) = P\,(B)$
- D
None of these
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- [JEE MAIN 2013]
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