Water vapor in the air can be high or low, depending on your location. water vapor is a
primary gas
variable gas
dependent gas
secondary gas

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.

c.more precipitation,but only when emission levels.

the answer is c on e2020, bud.