The stratification function of schools includes

A) drawing on existing stratification.
B) sorting people into categories based on ability.
C) sorting people into existing social categories.
D) All of these choices are correct.

The stratification function of schools includes drawing on existing stratification, sorting people into categories based on ability, and sorting people into existing social categories. All of these choices are correct. Schools may reinforce existing social hierarchies by tracking students into different levels or programs based on their perceived ability or cultural background. This can result in increasing inequality and limiting opportunities for certain groups of students.