I think its B as A and C are definitely out
That would be a covalent bond. Hope this helps!
Answer:
Tremendous heat and pressure within the earth cause the hot magma to flow in convection currents. These currents cause the movement of the tectonic plates that make up the earth's crust.
Explanation:
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Because a chemical change occurred. heating, baking, cooking are can cause chemical changes. color change most frequently represents a chemical change
Most ocean pollution begins on land. When large tracts of land are plowed, the exposed soil can erode during rainstorms. Much of this runoff flows to the sea, carrying with it agricultural fertilizers and pesticides.