Technician a Says That a Generic HH-EST Can Be Used

Multiple Choice

Technician A says that a generic HH-EST can be used in place of a PC to read a truck data bus.Technician B says that a disadvantage of generic HH-ESTs is that not all OEMs support their software systems.Who is correct?

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