lactose (milk sugar) is a carbohydrate that is formed by combining galactose and glucose. which term best…

Brief Explanations:

Monosaccharides are single - sugar units. Disaccharides are formed by combining two monosaccharides. Lactose is made from galactose and glucose (two monosaccharides). A monomer is a general term for a single unit in a polymer. Starch is a polysaccharide made of many glucose units.

Answer:

B. disaccharide