For two events $A$ and $B$,if $P(A) = P(A|B) = 1/4$ and $P(B|A) = 1/2$,then

  • A
    $A$ and $B$ are independent
  • B
    $P(A'|B) = 3/4$
  • C
    $P(B'|A') = 1/2$
  • D
    All of these

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