rlbraddy rlbraddy

20-04-2020
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contestada

Which of the following sounds has the highest frequency?
a. a computer battery
b. an air conditioning unit
c. a water heater
d. an electrical outlet

Respuesta :

kimberleewelker67 kimberleewelker67

20-04-2020

Answer:

d

Explanation:

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lopezemely027 lopezemely027

24-04-2020

The answer should be D

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