A. because is would be universal
The thesis statement is the first sentence of this paragraph, it should be the last sentence of an introductory paragraph.
The answer is letter C. the gods in general. The Theban elders or the Chorus had predicted that one day Creon will fall. In their prayer, they had talked about man's power. Power should not be used for one's interest but rather it should be used to protect his people. They did not mention the name but they were talking about Creon.
D. All of these. Informational references are available in all of these.