If $f(x)=e^{x}(x-2)^{2}$, then

  • A
    $f$ is increasing in $(-\infty, 0)$ and $(2, \infty)$ and decreasing in $(0, 2)$
  • B
    $f$ is increasing in $(-\infty, 0)$ and decreasing in $(0, \infty)$
  • C
    $f$ is increasing in $(2, \infty)$ and decreasing in $(-\infty, 0)$
  • D
    $f$ is increasing in $(0, 2)$ and decreasing in $(-\infty, 0)$ and $(2, \infty)$

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