If $f(x) = \begin{cases} \frac{|x-2|}{x-2}, & x \neq 2 \\ 1, & x = 2 \end{cases}$,then which of the following statements is true?

  • A
    $f(x)$ is continuous at $x=2$
  • B
    $\lim_{x \rightarrow 2^{-}} f(x) = f(2)$
  • C
    $\lim_{x \rightarrow 2^{+}} f(x) = \lim_{x \rightarrow 2^{-}} f(x)$
  • D
    $f(x)$ is discontinuous at $x=2$

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