Formal Systems of Education Developed in Modern Societies Because

Multiple Choice

formal systems of education developed in modern societies because:

A) mass education promoted nationalism, helping to integrate citizens from different regions and backgrounds into a national society
B) schools promoted the development of personality traits such as self-discipline and obedience, which employers needed in their employees
C) schools provided the credentials needed for a job, and credentialism reinforced the class structure in a society
D) all of the above
E) none of the above