Question

which type of air mass forms over a cold ocean? (1 point)
maritime tropical
continental tropical
continental polar
maritime polar

Explanation:

Maritime air - masses form over water, and polar air - masses are cold. So, an air - mass that forms over a cold ocean is a maritime polar air - mass. Maritime tropical air - masses form over warm water, continental tropical over warm land, and continental polar over cold land.

Answer:

maritime polar