In a common emitter configuration, a transistor has \( \beta=100 \) and input resistance is \( 5 \mathrm{k} \Omega \) . If the peak value of ac input voltage is 0.1 volt, what is the peak value of collector current?

A 20 mA

B 2 mA

C \( 20 \mu \mathrm{~A} \)