2022ramjand 2022ramjand

24-11-2017
Computers and Technology

contestada

Which of the following technologies uses the results of a scientific discovery?
A. cell phone
B. toothbrush
C. insulation
D. all of these

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Аноним Аноним

24-11-2017

D. All of these
Reason being, they wouldn't have been made if something hasn't been discovered about them.

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Аноним Аноним

24-11-2017

Hello

D) will be your answer.

HOPE THIS HELPED :)

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