Answer:
D. Subscriber
Explanation:
Digital Subscriber Line is a family of point-to-point technologies designed to provide high-speed data transmission over traditional telephone lines.
The high speed data transmission property helps to transmit data in a fast and timely manner between two or more points or people during calls, texts and other activities.
You can construct it with a protractor.
I would do top to down approach start from the top and work your way down to the bottom.
See how long I can hold the key down. I forgot there was a max :/
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