Select All of the Following Statements That Are True About

Select all of the following statements that are true about air masses.

A) Air masses are named by their height and appearance.
B) An air mass derives its characteristics from a source region.
C) An air mass is any large body of the lower atmosphere that has fairly uniform conditions of temperature and moisture.
D) An air mass that moves from the northern Pacific Ocean to northern Canada, where it stagnates for a couple of weeks in January, will tend to warm up because the land is still warm relative to the lower atmosphere.
E) Air masses are named by their temperature and humidity characteristics.