A meteorologist analyzes data to develop weather forecasts. Which weather-based data would be

most helpful for a meteorologist to track in order to most accurately predict changes in weather?
(1 point)
A. temperature and moisture levels of moving air masses
B. density of air and humidity levels
C. levels of precipitation and types of clouds
D. number of recent thunderstorms and tornadoes sighted in an area

A. temperature and moisture levels of moving air masses