The ToolBox software is a PC diagnostic software for _______ systems. Question 17 options: A) Acom B) Wabco C) Eaton D) Bendix Question 18 (5 points) Listen Two technicians are discussing an Air-system parking brake. Technician A says that when the parking brake is released, the quick-pressure release valve dumps pressure from the chambers, thus releasing the parking brake. Technician B says that the parking-brake pump supplies fluid to apply the parking brake. Who is correct? Question 18 options: A) Neither Technician A nor Technician B is correct. B) Both Technician A and Technician B are correct. C) Only Technician A is correct. D) Only Technician B is correct