If $z \neq 0$ is a complex number such that $|z - \frac{1}{z}| = 2$,then the maximum value of $|z|$ is:

  • A
    $\sqrt{2}$
  • B
    $1$
  • C
    $\sqrt{2} - 1$
  • D
    $\sqrt{2} + 1$

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