What two layers lie below Earths surface, and what layer is found atop?

Ray lo bisects nlm, lm=18, no=4, and ln=10. what is the value of x?

Liquefaction is a. a quicksand-like condition arising in some wet soils during earthquakes. b. flooding caused by tsunamis. c. flooding of coastal areas due to tectonic subsidence. d. flooding caused by dam failure resulting from an earthquake.

How does a compass rose indicate the map