For an intrinsic semiconductor,where $n_{h}$ and $n_{e}$ are the number of holes per unit volume and the number of electrons per unit volume respectively,which of the following relations holds true?

  • A
    $n_{h} < n_{e}$
  • B
    $n_{h} = n_{e}$
  • C
    $n_{h} = \frac{n_{e}}{2}$
  • D
    $n_{h} > n_{e}$

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