Which best describes a common relationship between air temperature and regions of high pressure and of low pressure?




A.



Cool air rises, making the pressure above lower; warm air sinks, making the pressure above higher.



B.



Cool air near the surface forms high pressure areas; warm air forms low pressure areas.



C.



High pressure areas warm the air around them; low pressure areas cool the air around them.



D.



Dry air makes high pressure areas cooler; humid air makes low pressure areas warmer.