4. Given a list aco_students of Student objects and assuming there is a get_gpa method that returns the student's gpa, which choice correctly sorts the list so that the student with the highest gpa is in the first position of the list aco_students?

Group of answer choices

A. aco_students.sort(key = lambda s: s.get_gpa(), reverse=True)

B. sorted(aco_students, key = lambda s: s.get_gpa(), reverse=True)

C. sorted(aco_students, key = lambda s: s.get_gpa())

D. aco_students.sort(key = lambda s: s.get_gpa())