The points $(1, 3)$ and $(5, 1)$ are the opposite vertices of a rectangle. The other two vertices lie on the line $y = 2x + c,$ then the value of c will be

  • [IIT 1981]
  • A

    $4$

  • B

    $-4$

  • C

    $2$

  • D

    $-2$

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