Textbook Problem

In El systems using one ignition coil for every two cylinders: Technician A says that two plugs fire at the same time with the same voltage used by each spark plug. Technician B says that one plug fires in the normal direction (center to side electrode) and the other in reversed polarity (side to center). Who is correct?

a. Technician A

b. Technician B

c. Both A and B

d. Neither A nor B