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If \( \mathrm{A}=\left[\begin{array}{cc}2 & -3 \\ -4 & 1\end{array}\right] \), then adj \( \left(3 \mathrm{~A}^{2}+12 \mathrm{~A}\right) \) is equal to:
(A) \( \left[\begin{array}{cc}72 & -63 \\ -84 & 51\end{array}\right] \)
(B) \( \left[\begin{array}{cc}72 & -84 \\ -63 & 51\end{array}\right] \)
(C) \( \left[\begin{array}{ll}51 & 63 \\ 84 & 72\end{array}\right] \)
(D) \( \left[\begin{array}{ll}51 & 84 \\ 63 & 72\end{array}\right] \)
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