which of the following best describes the change in the elk population since the introduction of wolves into yellowstone in 1995?

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?

Atopography map is used to study changes in vegetation associated with different elevations. which individual most likely used them for this purpose?

What is limestone i just need to know