Let $f(x) = \sqrt{\frac{x+1}{x+3}}$ and $g(x) = \sqrt{\frac{2-x}{x+3}}$ be two real-valued functions. Then the domain of $f/g$ is

  • A
    $(-\infty, -3) \cup [-1, \infty)$
  • B
    $[-1, 2)$
  • C
    $(-3, 2)$
  • D
    $(-\infty, -3) \cup [2, \infty)$

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