Technician a Says That Most PCs Designated for Use in Communicating

Multiple Choice

Technician A says that most PCs designated for use in communicating with truck data buses use the Windows GUI.Technician B says that most HH-ESTs are unable to be used to reprogram ECUs with proprietary data.Who is correct?

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