Let $A = \{1, 2, 3\}, B = \{1, 3, 5\}$. $A$ relation $R: A \to B$ is defined by $R = \{(1, 3), (1, 5), (2, 1)\}$. Then ${R^{-1}}$ is:
- A$\{(1, 2), (3, 1), (1, 3), (1, 5)\}$
- B$\{(1, 2), (3, 1), (2, 1)\}$
- C$\{(3, 1), (5, 1), (1, 2)\}$
- DNone of these
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