Question

Which best explains the inability for life to exist in Earth’s early atmosphere? Check all that apply.

A) There was insufficient energy from material collisions to change their density.
B) High temperatures during Precambrian time caused surface water evaporation.
C) Volcanic eruptions and comet collisions added different gases to the atmosphere.
D) Available oxygen was used to help create an ozone layer within Earth’s atmosphere.
E) The oxygen content in Earth’s atmosphere was too low to support cellular processes.

Answer 1

D is the answer here

Answer 2

The answer might be A , B , C , D or E... I hope that helps lol.