Where are phospholipids primarily found in the body

The correct answer is - plasma membrane.

Explanation:

Phospholipids are a major class of lipid molecules that are amphiphilic in nature as they have hydrophilic heads and hydrophobic lipid tails that present in almost every living cell membrane or plasma membrane as major component.

The function of these molecules to provide protection and act as a barrier between the internal cell environment and the outer cell environment and allow selective substances to pass through the plasma membrane.

Thus, the correct answer is - plasma membrane.