These two conditions, working together, will make the atmosphere the most unstable.
A) cool the surface and cool the air aloft
B) warm the surface and warm the air aloft
C) warm the surface and cool the air aloft
D) cool the surface and warm the air aloft

Question

Quizplus · Accepted Answer

When the surface is warm and the air aloft is cool, it creates an unstable atmosphere. This is because warm air expands and rises, while cool air contracts and sinks. When warm air rises and encounters cool air aloft, it becomes even more unstable and can result in thunderstorm development.

These Two Conditions, Working Together, Will Make the Atmosphere the Most