Question

What's the most common extrusive igneous rock on Earth? 

  A. Rhyolite  B. Pumice  C. Basalt  D. Obsidian​

Answer 1

Basalt is the most common extrusive igneous rock found on earth.

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Answer 2

Answer:

c.basalt is the most common extrusive igneous rock on Earth.

Explanation

basalt is the most extrusive igneous rock on the earth it is present in different shades as a result of a geochemical process. It is formed by the cooling of lava which is iron and magnesium-rich.Basalt is a very useful rock most of the area of the Earth ocean is form by the foundation of basalt.