यदि $\cos \theta = - \frac{1}{\sqrt{2}}$ और $\tan \theta = 1$ है,तो $\theta$ का व्यापक मान क्या है?

  • A
    $2n\pi + \frac{\pi}{4}$
  • B
    $(2n + 1)\pi + \frac{\pi}{4}$
  • C
    $n\pi + \frac{\pi}{4}$
  • D
    $n\pi \pm \frac{\pi}{4}$

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