$\lim _{\theta \rightarrow \frac{\pi}{2}^{-}} \frac{8 \tan ^4 \theta+4 \tan ^2 \theta+5}{(3-2 \tan \theta)^4} = $

  • A
    $-\frac{1}{2}$
  • B
    $\frac{1}{2}$
  • C
    $-4$
  • D
    $1$

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