Regarding lactose some statements are given below
(A) On hydrolysis lactose gives `beta- D-`galactose and `beta-D`-glucose
In lactose `C_(1) " of " beta - D-` galactose has acetal structure and `C_(1) " of " beta - D`-glucose has hemiacetal structure
(C ) In lactose molecule `beta- D`-galactose is a nonreducing unit and `beta-D-` glucose is a reducing unit
The correct statements are

Options

A. A, C
B. A, B
C. B, C
D. A, B, C

Answer

D