78. Which of the following statements regarding polysaccharide is correct? (A) The glucose residues are linked by (β1→4) glycosidic bonds in cellulose. (B) In bacteria, dextrans are made up of (α1→4)-linked poly-D-glucose. (C) Chitin is a linear heteropolysaccharide composed of N-acetylglucosamine. (D) Glycogen is a polymer of glucoses with (α1→4)-linked branches. (E) Amylose is a branched glucose polymer.