Which of the following best describes a way in which human activities affect the level of greenhouse gases in the atmosphere?

using aerosol sprays increases the amount of ozone (o3) in the atmosphere.

burning fossil fuels decreases the amount of water vapor (h2o) in the atmosphere.

deforestation increases the amount of carbon dioxide (co2) in the atmosphere.

using appliances that absorb radiation decreases the amount of chlorofluorocarbons (cfcs) in the atmosphere.

The answer is D- burning fossil fuels decreases the amount of water vapor in the atmosphere

a motor homunculus represents a map of brain areas dedicated to motor processing for different anatomical divisions of the body.

homunculus represents the importance of various parts of your body as seen by your brain. as a result, they take up a lot of brain space. although the cortical homunculus is a curiosity, penfield's work in mapping the brain's relationship to the body was invaluable.