यदि $\sec x = \frac{25}{24}$ और $x$ प्रथम चतुर्थांश में स्थित है,तो $\sin \frac{x}{2} + \cos \frac{x}{2} =$

  • A
    $\frac{6}{5 \sqrt{2}}$
  • B
    $\frac{8}{5 \sqrt{2}}$
  • C
    $\frac{7}{5 \sqrt{2}}$
  • D
    $\frac{1}{5 \sqrt{2}}$

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