If $A = \begin{bmatrix} 1 & 1 \\ 1 & 1 \end{bmatrix}$,then $A^{100} = $ . . . . . . .

  • A
    $2^{99} A$
  • B
    $2^{100} A$
  • C
    $100 A$
  • D
    $99 A$

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