Which of the following statements about oligosaccharides and polysaccharides is incorrect?

• A. Oligosaccharides consist of more than 10 monosaccharide units, while polysaccharides consist of 3 to 10 monosaccharide units.
• B. Oligosaccharides are smaller and less complex than polysaccharides due to their fewer monosaccharide units.
• C. Oligosaccharides play roles in cell recognition, while polysaccharides serve as energy storage.
• D. Oligosaccharides are shorter sugar chains, while polysaccharides are longer sugar chains.

Answer: (A)