Assuming this involves another form of shifting tectonic plates, the answer would be earthquakes. Another form of the question is asking for continental drift.
The Rocky Mountains is the largest mountain system in N.A
Answer:
The Development of Monopolies
Explanation: In a completely free market, there exists no regulation limiting the development of monopolies. The rise of a monopoly drastically decreases market competition and causes the price of goods to no longer accurately reflect supply and demand.
Subduction occurs between two colliding tectonic plates
