If $x = \operatorname{cosec} \theta - \sin \theta$ and $y = \sec \theta - \cos \theta$,then the relation between $x$ and $y$ is

  • A
    $x^{2} + y^{2} + 3 = 1$
  • B
    $x^{2} y^{2} (x^{2} + y^{2} + 3) = 1$
  • C
    $x^{2} (x^{2} + y^{2} - 5) = 1$
  • D
    $y^{2} (x^{2} + y^{2} - 5) = 1$

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