Which of the following statements best describes application of the principle of "academic freedom"?
◦ It is a solemn privilege that is never violated, giving teachers essentially unbridled freedom in classrooms.
◦ This principle is no longer applicable to public school teaching.
◦ The Supreme Court (Morrison v. State Board of Education, 1969) ruled that teachers have little or no academic freedom in matters related to reading assignments for junior- and senior-level students, even when those readings are consistent with the approved curriculum.
◦ The U.S. District Court (Murray v. Pittsburgh Board of Public Education, 1996) ruled that a teacher could not claim academic freedom in using a teaching methodology rejected by the school board.