Given the sets $A = \{ 1,\,2,\,3\} ,\,B = \{ 3,4\} , C = \{4, 5, 6\}$, then $A \cup (B \cap C)$ is

  • A

    $\{3\}$

  • B

    $\{1, 2, 3, 4\}$

  • C

    $\{1, 2, 4, 5\}$

  • D

    $\{1, 2, 3, 4, 5, 6\}$

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