Answer: D complex carbohydrate; simple sugar
Step-by-step explanation:
The 4 macromolecules are Proteins, lipids, nucleic acids and carbohydrates.
The component piece for each are as follows:
Protein = amino acid
Nucleic acid = nucleotides
Lipids = fatty acids, glycerol
Complex carbohydrates (polysaccharides) = simple sugars such as glucose