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

Respuesta :

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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