Why do meteorologists want to know about the density of an air mass? (Choose the best answer.)?

a. Low density air rises, and that sets up conditions which can produce stormy weather.


b. High density air sinks, and that creates conditions that cause mostly clear weather.


c. The vertical movement of air gives rise to the conditions that create winds.


d. All of the above are good reasons to understand air density.



d. final answer.




D. All of the above.