Let ${n_h}$ and ${n_e}$ be the number of holes and conduction electrons respectively in a semiconductor. Then
- A${n_h} > {n_e}$ in an intrinsic semiconductor
- B${n_h} = {n_e}$ in an extrinsic semiconductor
- C${n_h} = {n_e}$ in an intrinsic semiconductor
- D${n_e} > {n_h}$ in an intrinsic semiconductor
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