$(i)$ Diastereomers $(ii)$ Geometrical isomers
$(iii)$ Epimers $(iv)$ Anomers
$(v)$ Enantiomers
$(A)$ ${X}$ is a reducing sugar and ${Y}$ is a non-reducing sugar
$(B)$ ${X}$ is a non-reducing sugar and ${Y}$ is a reducing sugar
$(C)$ The glucosidic linkages in ${X}$ and ${Y}$ are $\alpha$ and $\beta$, respectively
$(D)$ The glucosidic linkages in ${X}$ and ${Y}$ are $\beta$ and $\alpha$, respectively