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Which conclusion is best supported by the data above?


A. the earth is mostly composed of iron and oxygen


B. Oxygen does not exist at the surface of the earth


C. there is more silicon than calcium at the surface of the earth


D. Aluminum is much heavier than calcium at the surface of the earth

Which conclusion is best supported by the data above A the earth is mostly composed of iron and oxygen B Oxygen does not exist at the surface of the earth C the class=

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marckellkee

Answer: C. there is more silicon than calcium at the surface of the earth

Explanation:

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