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Ira Lisetskai [31]
2 years ago
5

PLZ HURRY IT'S URGENT!

History
2 answers:
Gnom [1K]2 years ago
8 0

The answer would be D. Morse code.

The Bell system is just an old telephone company

The phonetic alphabet is what many people know as the military alphabet (Alpha, Bravo, Charlie...)

The semaphore code is with using colored flags

Hope this helped!

~Just a girl in love with Shawn Mendes

yulyashka [42]2 years ago
7 0

Answer:

D) Morse code

Hope it helps

A

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