What is the hydrolytic conversion of sucrose into glucose and fructose called?

Lactose is a disaccharide of $......$.

Which of the following correctly represents $D$-glyceraldehyde?

Given below are two statements:
Statement $I$: The two cyclic forms of $D-(+)-glucose$ ($\alpha$ and $\beta$ anomers differing at $C1$ hydroxyl orientation) are two anomers of $D-(+)-glucose$.
Statement $II$: The open chain forms of $D-glucose$ and $D-fructose$ contain three similar chiral carbons at $C3$, $C4$, and $C5$.
In the light of the above statements, choose the correct answer from the options given below:

Which of the following carbohydrates has a glycosidic linkage?

$D$-Glucose $\overset{OH^{-}}{\longleftrightarrow} A + B$; $A$ and $B$ are