What would a muckraker most likely have been?

How did industrial production improvements impact export-dependent areas of the world during the great depression?   a.  demand for certain raw materials rose.      b.  demand for certain raw materials fell.      c.  the new technology was exported to most raw material producing nations.      d.  there was a decrease in tariffs.

Why was the united nations established

Explain how colonists treated the native americans and what happened to natives. ! ^^^ 12 points