Who is correct? Tech A says that bleeding an electronic brake control system is just like bleeding a non–electronic brake control system. Tech B says that if air is allowed into the electronic brake control system, it can become trapped in the hydraulic control unit, requiring a scan tool to operate the solenoid valves to help bleed the air from the electronic brake control system.

A. Tech A
B. Tech B
C. Both Techs A and B
D. Neither Tech A nor B