What has happened around Jakarta in recent years? A. Large numbers of city residents have moved away to rural areas.

B. Buddhism has become the dominant religion.

C. Population growth has created a megalopolis.

D. Volcano eruptions have destroyed large sections of the city.

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.