Answer:
A. DisplayPort ports
B. USB port adapters
D. VGA ports
Step-by-step explanation:
Doug of Wonder Web would most likely use the following ports to demonstrate;
1. DisplayPort ports.
2. USB port adapters.
3. VGA ports.
The above mentioned computer components are related to graphical data representation and as such could be used to connect video compliant devices during a presentation.
The ExpressCard ports is an internal slot found on the motherboard of a computer and used for connecting various adapter cards.
The RJ-45 ports is the ethernet port for network connectivity while Audio jacks are computer components used mainly for sound and audio related functions such as recording and listening to music.