If $z$ and $\omega$ are two complex numbers such that $|z \omega|=1$ and $\arg(z) - \arg(\omega) = \frac{3 \pi}{2}$,then $\arg \left(\frac{1-2 \bar{z} \omega}{1+3 \bar{z} \omega}\right)$ is:
(Here $\arg(z)$ denotes the principal argument of complex number $z$)

  • A
    $\frac{3 \pi}{4}$
  • B
    $-\frac{\pi}{4}$
  • C
    $-\frac{3 \pi}{4}$
  • D
    $\frac{\pi}{4}$

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