Classify the Following Hypothetical Perpetual Motion Machines as Being Perpetual $(A)$

Classify the following hypothetical perpetual motion machines as being perpetual motion machines of the first kind $(A)$ or the second kind (B) .
-(b) An electric car runs off a battery. When the driver wants to slow down the car, instead of applying the brakes he or she throws a switch that connects the wheels to a generator that converts the car's kinetic energy back to energy in the battery.

A) first kind
B) second kind