જો $\theta \in \left(0, \frac{\pi}{2}\right)$ હોય,તો $\left|\begin{array}{ccc} (\sin \theta+\operatorname{cosec} \theta)^2 & (\sin \theta-\operatorname{cosec} \theta)^2 & 2020 \\ (\cos \theta+\sec \theta)^2 & (\cos \theta-\sec \theta)^2 & 2020 \\ (\tan \theta+\cot \theta)^2 & (\tan \theta-\cot \theta)^2 & 2020 \end{array}\right| = $

  • A
    $1$
  • B
    $-1$
  • C
    $0$
  • D
    $2020$

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