Hey, I need help with this question:

Restless tectonic plates move (shift) between one and fifteen centimeters per year month day minute

Which statement best describes how the loudness of the sound affects the high-pressure region created by the sound wave? a. a louder sound has no effect on the pressure created. b. a louder sound means a high-pressure region that is higher. c. a louder sound means a high-pressure region that is not as high.

Idon’t understand and i need the answer! you