Answer:
I believe it is D
Explanation:
I believe it is D because A command can not be used as a secondary example in a essay. An authors opinion is something that can be used because they wrote a book on the matter. A trend in behavior can be used because of statistics, it would have been scientifically proven. and a real world example would be the best example of what CAN be used as a secondary example.
Answer:
Sorry I don't know the answer
Persuasion I think. Good luck tho
Many things
-beauty can come from anywhere
-something beautiful can appear from something unnatural or ugly.
I hope that can help.