Answer: Fm also known as Frequency Modulation.... is to generate a freuency modulated signal, the frequency of the radio carrier is changed in line with the amplitude of the incoming audio signal
The correct answer is <span>c. The most geologically active region of North America is found along the West Coast.
This is correct and can be observed by observing the territories and what constitutes them. </span>
<span>An estuary is found at one end of a river delta wherein the freshwater from the river meets the saltwater from the ocean. It forms a transition zone between river environments to maritime environments. </span>I hope my answer has come to your help. God bless and have a nice day ahead!