Technician A says that the exhaust system also contains a catalytic converter, exhaust pipes, and muffler. Technician B says that the entire exhaust system is supported by metal hangers that isolate the noise and vibration of the exhaust from the rest of the vehicle. Who is right?
◦ Technician A only
◦ Technician B only
◦ Both technicians A and B
◦ Neither technician A nor B