How were the telephone calls connected originally?
by hand
automatically
el...
History, 01.10.2019 09:30 shekinahdavis8760
How were the telephone calls connected originally?
by hand
automatically
electronically
relays
Answers: 1
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This map is depicting the 16th century route of what explorer
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The original term of was descriptive of lower-class people who performed manual labor.
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