Amaritime polar air mass is a cold air mass that forms over which two oceans

The correct answer is Pacific and Atlantic oceans.

Explanation:

When an air body of a specific site or region reflects the temperature and other climatic condition of water and land it is known as air mass. The air substitutes heat with the water or the land, till the temperature of the air becomes equivalent to that of the surface underneath it. A maritime polar air mass refers to the air mass, which gets produced over the Northern Pacific oceans and the Northern Atlantic oceans. This is accountable for bringing a mass of cold air into the mentioned oceans.

i believe it is-

d.) gravity pulled particles of dust and gas together to form planets.

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