Select the correct answer. Which statement about Earth's layers is true? A. They all consist of liquid rock. B. They each vary in size and temperature. C. They are all under an equal amount of pressure. D. They will soon combine, forming a single, thick layer.

There is no map, maybe give the link, it may be b

"central america is subject to fierce which drop large amounts of on the region. another threat in the region is activity such as earthquakes and volcanoes caused by the shifting of the earth's large waves called may result in mass destruction. frequently crops are wiped out causing in the region." where is the question