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

Oligosaccharides consist of more than 10 monosaccharide units, while polysaccharides consist of 3 to 10 monosaccharide units.

Oligosaccharides are smaller and less complex than polysaccharides due to their fewer monosaccharide units.

Oligosaccharides play roles in cell recognition, while polysaccharides serve as energy storage.

Oligosaccharides are shorter sugar chains, while polysaccharides are longer sugar chains.