For a transistor in common emitter configuration ______________ is the ratio of change in base-emitter voltage (ΔVBE) to the resulting change in basecurrent (ΔIB) at constant collector-emitter voltage (VCE).

For a transistor in common emitter configuration ______________ is the

1.	For a transistor in common emitter configuration ______________ is the ratio of change in base-emitter voltage (ΔVBE) to the resulting change in basecurrent (ΔIB) at constant collector-emitter voltage (VCE).
A.	Output resistance
B.	Current amplification factor
C.	Voltage gain
D.	Input resistance
Answer» E.