Which one of the following statements is not true?

Lactose $\displaystyle \left(\mathrm{C}_{11} \mathrm{H}_{22} \mathrm{O}_{11}\right)$ is a disaccharide and it contains $\displaystyle 8$ hydroxyl groups.

On acid hydrolysis, lactose gives one molecule of D(+)-glucose and one molecule of D(+)-galactose.

Lactose is a reducing sugar and it gives Fehling's test.

Lactose contains $\displaystyle \alpha$-glycosidic linkage between $\displaystyle \mathrm{C}_1$ of galactose and $\displaystyle \mathrm{C}_4$ of glucose.