In glacial erosion by abrasion, a glacier

What are the headings of a data table

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.

This is the nitrogenous base only found in rna