If \( R \subseteq A \times B \) and \( S \subseteq B \times C \) be...

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If \( R \subseteq A \times B \) and \( S \subseteq B \times C \) be two relations, then \( (S o R)^{-1} \) is equal to
(A) \( \mathrm{S}^{-1} \mathrm{oR}^{-1} \)
(B) \( \mathrm{R}^{-1} \mathrm{~S}^{-1} \)
(C) SoR
(D) None of these
\( \mathrm{P}_{\mathrm{P}} \)
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