Question

1. volcanic outgassing emitted water vapor into the earths early atmosphere. what other gasses were present? select all that apply. carbon dioxide oxygen methane nitrogen hydrogen

Explanation:

Volcanic outgassing in Earth's early atmosphere released carbon - dioxide, methane, nitrogen, and hydrogen. Oxygen was not a major component of the early atmosphere produced by volcanic outgassing as photosynthesis, which produces oxygen, had not yet significantly occurred.

Answer:

A. Carbon Dioxide
C. Methane
D. Nitrogen
E. Hydrogen