9.Which of the following descriptions regarding disaccharide is incorrect? (A) Sucrose is a non-reducing sugar (B) Sucrose is a-D-glucopyranosy! (1→4) β-D-fructofuranoside (C) Maltose has an a(1→4) linkage (D) Cellobiose is B-D-glucopyranosyl (1→4) β-D-glucopyranose (E) Lactose is a reducing sugar.