In a reverse fault, the
a. hanging wall goes up relative to the footwall
b. hanging wall goes down relative to the footwall
c. hanging wall and footwall remain in the same position vertically
d. two sides of the fault slide past each other horizontally
e. two sides of the fault move away from each other

This is a 2017 topographic map of puerto rico in the united states, and i'm sorry that people there have suffered such a disaster. i want to ask, what do the yellow dots and areas represent on this graph? and the blue area and the little blue circle, and the little blue sign that looks like a signal tower, what do they stand for?

Most people can afford to spend approximately 2 ½ times their gross annual income for the purchase price of a home

How does hotelling's theory apply to politics? do you agree with this application? why or why not?