In a common emitter transistor amplifier the audio signal voltage across the collector is 3 V. The resistance of collector is $$3 kΩ$$. If current gain is 100 and the base resistance is $$2 kΩ$$, the voltage and power gain of the amplifier is

A

150 and 15000

B

20 and 2000

C

200 and 1000

D

15 and 200