Locus of foot of normal drawn from any focus to variable tangent of hyperbola $4x^2-9y^2-8x- 18y = 41$ will be

  • A

    $x^2 + y^2 - 2x + 2y = 3$

  • B

    $x^2 + y^2 - 2x + 2y = 7$

  • C

    $x^2 + y^2 = 9$

  • D

    $x^2 + y^2 = 5$

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