PLZ help Fuel-cell cars use hydrogen gas and release ___ into the atmosphere

A. Oxygen gas
B. Carbon dioxide
C. Fossil Fuels
D. Water vapor

Science (A P E X)

D. Water vapor

Hope this helps!

D water vapors

Explanation:

maritime tropical may be your answer.

evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.