Let $g(x)$ be the inverse of the function $f(x)$ and $f'(x) = \frac{1}{1 + x^3}$. Then $g'(x)$ is equal to

  • A
    $\frac{1}{1 + (g(x))^3}$
  • B
    $\frac{1}{1 + (f(x))^3}$
  • C
    $1 + (g(x))^3$
  • D
    $1 + (f(x))^3$

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