Which of the following explains how igneous rock is formed? O A. Rocks are changed by pressure, chemicals, or heat. O B. The Earth's surface is eroded by water runoff. O c. Sediments become pressed together and harden. O D. Magma or lava cools and hardens.

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A: The answer will be option b i.e. Davis experiment. 

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A: The above statement is true.

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Q: Answer clearly

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