Answer:
C. Although the conclusion restates the main idea of the essay, it's ineffective because it doesn't provide a summary of supporting points.
Any answers? Like A, B, C, and D?
I would say that responsibility is an unwritten aspect of freedom because whether or not you want this to occur, freedom brings with it responsibility. Part of having freedom means being able to make your own decisions, which requires that one have responsibility in order to make smart choices.