Let $R = \{(1, 3), (2, 2), (3, 2)\}$ and $S = \{(2, 1), (3, 2), (2, 3)\}$ be two relations on set $A = \{1, 2, 3\}$. Then $RoS =$

  • A

    $\{(1, 3), (2, 2), (3, 2), (2, 1), (2, 3)\}$

  • B

    $\{(3, 2), (1, 3)\}$

  • C

    $\{(2, 3), (3, 2), (2, 2)\}$

  • D

    $\{(2, 3), (3, 2)\}$

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