Question

repeating subunits that make up larger molecules are called monomers fatty acids macromolecules polymers

Explanation:

Monomers are the repeating subunits that bond together to form larger molecules called polymers. Fatty acids are a type of lipid - building block, not general repeating subunits for all larger molecules. Macromolecules are the larger molecules made up of monomers, not the repeating subunits themselves.

Answer:

A. monomers