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DedPeter [7]
4 years ago
8

Please help!

Biology
2 answers:
Angelina_Jolie [31]4 years ago
7 0

The correct answer is option D

Ali is using a specialized headphone that cancels the extra noise in the atmosphere.

Megan is using a transmitter to convert electrical signals into radio waves.

Kristoff is using a microphone to convert sound waves into the electrical signals.

Jenna is using the radio to convert radio waves into sound waves.

vodka [1.7K]4 years ago
3 0
Đ sounds like the right answer to me.
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