The first one, Increase audience appeal by adding descriptive details.
The apple tree will grow old and will die in the future. He is afraid that new people will not plant another apple tree... what he did would just go to waste
I would say A. It is likely to be the best because the ideas are fresh.
The correct answer is Allusion :)
The answer Would be B. Rhetoric, according to Aristotle, is the art of seeing the available means of persuasion