Which layer in the atmosphere contains the most water vapor and gases? a. thermosphere b. stratosphere c. mesosphere d. troposphere

D. Troposphere

The layer of the atmosphere that is above the troposphere and in which temperature increases as altitude increases. This atmospheric layer contains the ozone layer. The layer closest to Earth, where almost all weather occurs. It contains the gases water vapor, oxygen, nitrogen, and carbon dioxide.

D. Troposphere

This atmospheric layer contains the ozone layer. The layer closest to Earth, where almost all weather occurs. It contains the gases water vapor, oxygen, nitrogen, and carbon dioxide.

vapour or gas assuming atmospheriv pressure

i believe the answer is a hope it and is correct