Let $A$ and $B$ be events with $P(A)=\frac{1}{3}, P(B)=\frac{1}{4}$ and $P(A \cup B)=\frac{1}{2}$. Then which of the following statements is incorrect?

  • A
    $A$ and $B$ are independent
  • B
    $P(A|B)=\frac{1}{3}$
  • C
    $P(A^C \cap B)=\frac{1}{3}$
  • D
    $P(A \cap B^C)=\frac{1}{4}$

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