Why Are Many Sociologists Opposed to Tracking in Schools

Why are many sociologists opposed to tracking in schools?

A) because studies have generally found that tracking reinforces previously existing inequalities for average or poor students
B) because tracking is usually done inefficiently by contemporary schools
C) because tracking creates hierarchies, which sociologists pretty uniformly reject
D) because tracking reinforces the specialized role of students-as-consumers
E) because tracking overly emphasizes testable knowledge while de-emphasizing critical thinking and creativity