The adjoint of the matrix $N = \begin{bmatrix} -4 & -3 & -3 \\ 1 & 0 & 1 \\ 4 & 4 & 3 \end{bmatrix}$ is

  • A
    $N$
  • B
    $2N$
  • C
    $-N$
  • D
    None of these

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