The answer would be the first choice or A. "Original ideas that are <em>not</em> your own."
Any piece of information that does not belong to you would require a citation, otherwise it would be considered <em>plagiarism. </em>B and C are incorrect because both of those things belong to you, and therefore don't require citation. D is also incorrect because a general fact doesn't belong to any one person. For example, if you wanted to include the information that dogs can't eat chocolate, that wouldn't require a citation because that is general knowledge that most people are aware of.
Instead of situation say status. Instead of saying do it is a kind of equality say, that demonstrates equality. Instead of saysing education affect say education affects.
Answer:
reveal everything there is to know about a character
help readers visualize the story and advance the story’s plot
allow readers to draw their own conclusions about everything
tell readers what they need to know rather than show them
Dialogue can set and establish the mood is a poem. It lets the reader further understand what is going on between characters.
Hope this helps!