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to support life,why must a planet have a roughly circular orbit around a sd tar?A.so fresh water is available.B.to keep the proper air molecules in the atmosphere.C.to support chemical reactions.D.for
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to support life,why must a planet have a roughly circular orbit around a sd tar?A.so fresh water is available.B.to keep the proper air molecules in the atmosphere.C.to support chemical reactions.D.for temperature regulation

User Jan Hohenheim
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I think that it’s c
User Brett Beatty
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