If the roots of the given equation $({m^2} + 1){x^2} + 2amx + {a^2} - {b^2} = 0$ are equal,then:

  • A
    ${a^2} + {b^2}({m^2} + 1) = 0$
  • B
    ${b^2} + {a^2}({m^2} + 1) = 0$
  • C
    ${a^2} - {b^2}({m^2} + 1) = 0$
  • D
    ${b^2} - {a^2}({m^2} + 1) = 0$

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