If $X = \begin{bmatrix} 3 & -4 \\ 1 & -1 \end{bmatrix}$,then the value of $X^n$ is

  • A
    $\begin{bmatrix} 3n & -4n \\ n & -n \end{bmatrix}$
  • B
    $\begin{bmatrix} 2+n & 5-n \\ n & -n \end{bmatrix}$
  • C
    $\begin{bmatrix} 3^n & (-4)^n \\ 1^n & (-1)^n \end{bmatrix}$
  • D
    None of these

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