Tectonic plate movement is run by convection of mantle currents.
The main vent is the main outlet for the magma to escape. Secondary vents are smaller outlets through which magma escapes. The crater is created after an eruption blows the top off the volcano
<span>The North American Trade Agreement (NAFTA), is an economic organization that implements policies for open trade between </span><span>Canada, United States, and Mexico. Through liberalization, the countries were able to have mutual benefits.
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</span><span>The three countries benefited from the trades through increase production, more jobs and better conditions in businesses.</span>
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It goes horizontal. You can't really say it goes from left to right or other way around. However, the more degrees west, the further to the left. More degrees to east, more to the right