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What is a vital element in Earth's atmosphere that helps it support life when other planets can't? A) The element of surprise B) Hydrogen C) Oxygen D) Carbon dioxide
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What is a vital element in Earth's atmosphere that helps it support life when other planets can't?

A) The element of surprise
B) Hydrogen
C) Oxygen
D) Carbon dioxide

User Ederag
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1 Answer

1 vote

Answer:

D) Carbon dioxide

Step-by-step explanation:

User David Hansen
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