Let $f(x) = \begin{cases} 3 - x, & 0 \le x < 1 \\ x^2 + \log_e b, & x \ge 1 \end{cases}$. The set of values of $b$ such that $f(x)$ has a local minimum at $x = 1$ is

  • A
    $(0, 1]$
  • B
    $(0, e]$
  • C
    $[e, \infty)$
  • D
    $[1, \infty)$

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