Half of the world's supply of what resource in found in Southwest Asia?

According ti the following map, what are the most common mineral resources found in the united states?

In the following diagram, four different index fossils are labeled: which of the labeled fossils comes from the oldest organism? a b c d

Aplane cuts a pyramid as shown in the diagram. what is the shape of the cross section? a. a hexagon b. a pentagon c. a square d. a triangle