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22 June, 08:23

Which gas did volcanoes not produce in the Precambrian era?

A. Oxygen

B. Carbon dioxde

C. Sulfur

D. Water vapor

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Answers (2)
  1. 22 June, 08:42
    0
    The correct answer would be A. Oxygen
  2. 22 June, 09:38
    0
    the answer is

    oxygen
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