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Monitoring levels of which two gases would help determine the human impact on air quality? A. Methane I B. Water vapor I C. Carbon dioxide ✓ D. Oxygen
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18 votes
Monitoring levels of which two gases would help determine the human

impact on air quality?
A. Methane
I B. Water vapor
I C. Carbon dioxide
✓ D. Oxygen

User Emerald
by
7.4k points

2 Answers

5 votes
D.) Oxygen

i hope this helped...
User Frodopwns
by
7.8k points
3 votes

Answer:

oxygen is the answer......

User TehBoyan
by
7.5k points
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