Biosphere 2’s carbon dioxide was out of balance. What was the immediate cause of the imbalance?

Idk I really dont like bio

Explanation:

Because oxygen in its atmosphere reacted with the building's concrete walls and left humans inside with barely enough to breathe.

i believe the correct answer from the choices listed above is the first option. the scientists need to look at the   validity of data, claims, hypotheses, and observations before  developing an argument. they base their arguments on facts that are present and they make sure they have proofs. 

explanation:

albert einstein retrieved guacamole from the galapagos islands in africa