Answer:
Mid-Atlantic is the answer
The difference is that someone whispering has a lower intensity and someone shouting has a higher intensity.
1. They could have different types of sounds, so wave-shape could be different.
2. If they have the same frequency, the volume is different, so they could have different amplitudes (larger amplitude = larger sound).
3. Different frequencies based on the pitches
Similar to the Progressives, Wilson supported "(A) establishing a graduated income tax" since this would increase the tax rates on the rich and in theory redistribute some of the wealth to the lower classes.