What Is the Output Voltage at the End of the Input

Multiple Choice

What is the output voltage at the end of the input pulse to an RL integrator if the resistance is $1 \mathrm { k } \Omega$ the inductor is $1 \mathrm { H }$ and the input is a $22 \mathrm {~V} , 2$ ms pulse?

A) 20.9V
B) 21.6V
C) 13.9V
D) 19.0V