The negation of the statement "If a quadrilateral is a square,then it is a rhombus" is:

  • A
    If a quadrilateral is not a square,then it is a rhombus.
  • B
    If a quadrilateral is a square,then it is not a rhombus.
  • C
    $A$ quadrilateral is a square and it is not a rhombus.
  • D
    $A$ quadrilateral is not a square and it is a rhombus.

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