Alexander Graham Bell Invented the Harmonic or Musical Telegraph, Which

question 5

Multiple Choice

Alexander Graham Bell invented the harmonic or musical telegraph, which enabled

• A) more than one message to be sent over a single telegraph wire at the same time.
• B) human speech to be sent over a telegraph wire.
• C) music to be send over a telegraph wire.
• D) B and C
• E) None of the above.

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