If $z$ is a complex number such that $|z| \ge 2$,then the minimum value of $|z + \frac{1}{2}|$ is:

  • A
    strictly greater than $\frac{5}{2}$
  • B
    strictly greater than $\frac{3}{2}$ but less than $\frac{5}{2}$
  • C
    equal to $\frac{5}{2}$
  • D
    in the interval $(1, 2)$

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