Answer:
Hope you got it
Explanation:
Electromagnetic waves always travel at the same speed (299,792 km per second). This is one of their defining characteristics. In the electromagnetic spectrum there are many different types of waves with varying frequencies and wavelengths. They are all related by one important equation: Any electromagnetic wave's frequency multiplied by its wavelength equals the speed of light
Answer: B
Explanation: everything that it says is what you are supposed to do when working with a computer so your answer would be B.
i hope this helped ;)
B because it’s not spoken you are typing it.
You can Survive Dehydration
