An Inductor with Inductance L = 10 MH Is Connected $\omega$

Multiple Choice

An inductor with inductance L = 10 mH is connected to a power supply which provides a current I = 5 mA sin $\omega$ t.The maximum back EMF is

A) 5 mV
B) 10 mV
C) 25 V
D) 50 V
E) 0 V