How did the Goryeo dynasty ensure that government had effective control over Korea? select all that apply. A. Officials had to pass a civil service exam to get a government job.
B. Outside invasions forced Koreans to unify against a common enemy.
C. The dynasty let women participate in government positions.
D. The Goryeo enforced a class system that kept people under control.

Compare and contrast walden and "the experiences of the a.c." include the authors, their ideas, and reasons of their failures from a christian perspective.

What changes occurred over time that was directly related to this event? alice paul

Francine, a college freshman, has agreed to participate in a psychology research study. before she begins her participation, she reads a statement written by the researcher explaining the purpose of the research and the potential risks of participation. it also explains that francine is free to withdraw from the research at any time. in providing francine with this statement, the researcher has followed the ethical guidelines of for participants.