यदि $y = \left(\frac{x^{2}}{x+1}\right)^{x}$ और $\frac{dy}{dx} = y \left[g(x) + \log \left(\frac{x^{2}}{x+1}\right)\right]$ है,तो $g(x) =$

  • A
    $\frac{x+2}{x+1}$
  • B
    $x \log \left(\frac{x^{2}}{x+1}\right)$
  • C
    $\frac{x^{2}}{x+1}$
  • D
    $\frac{x-1}{x+2}$

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