Which one of the following pairs of properties of typical air masses is correct?Air MassSource RegionA. Maritime EquatorialWarm oceans in the equatorial zoneB. Maritime PolarWarm oceans in the tropical zoneC. Continental TropicalLess warm oceans in the tropical zoneD. Continental PolarMoist oceans in the polar zone

• A. A
• B. B
• C. C
• D. D