If one root of the equation $ax^2 + bx + c = 0$ is the square of the other,then $a(c - b)^3 = cX$,where $X$ is

  • A
    $a^3 + b^3$
  • B
    $(a - b)^3$
  • C
    $a^3 - b^3$
  • D
    None of these

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