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

Brief Explanations:

A disaccharide is formed by the combination of two monosaccharides. Galactose and glucose are monosaccharides, and when combined, they form lactose, a disaccharide. Monosaccharides are single - sugar units, monomers are the building blocks of polymers, and starch is a polysaccharide made of many glucose units.

Answer:

B. disaccharide