A Vehicle with an Electronic Ignition System (EI) Has a Loss

Multiple Choice

A vehicle with an electronic ignition system (EI) has a loss of power with no engine misfiring. Technician A that says the base ignition timing may need to be adjusted. Technician B says that the exhaust system may be restricted. Who is right?

A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B