Educational systems are established to provide education and training, often for children and the young. A _43_ defines whatstudents should know, understand and be able to do tasks _44_ education. A teaching profession _45_ teaching which enableslearning, and a system of policies, regulations, examinations, structures and funding _46_ teachers to teach to the best of theirabilities. Sometimes educational systems can be used to promote doctrines or ideals as well as knowledge, which is_47_ social engineering. This can lead to political abuse of the system, particularly in totalitarian states and government.
43.
(A) curriculum
(B) configuration
(C) correspondence
(D) contradiction