How do polysaccharides differ from oligosaccharides in terms of monosaccharide variety?

• A. Polysaccharides contain a variety of monosaccharides, while oligosaccharides consist of 1 or 2 types.
• B. Polysaccharides usually consist of 1 or 2 types of monosaccharides, while oligosaccharides contain a variety.
• C. Neither polysaccharides nor oligosaccharides contain a variety of monosaccharides.
• D. Both polysaccharides and oligosaccharides contain a variety of monosaccharides.

Answer: (B)