According to Social Systems Theory a School That Has Dynamic

According to social systems theory a school that has dynamic equilibrium is illustrated best by which of the following?

A) Since all children benefit from a solid standards-based curriculum, teachers do not need to make instructional changes even though there are changes in student demographics from last year.
B) At a national conference, the superintendent learns about small learning communities and hires a consultant to work with schools to create them.
C) In a time of turbulent change in the school district, the principal keeps the staff protected by maintaining internal policies and procedures.
D) Faced with mandated changes due to NCLB, the principal asks departments to determine effects of the new requirements on each department and report on how each department will respond.
E) Both a and b are correct.