I believe subtext would be the best option, simply becasue the plot is more of the main idea and what is going to happen where the subtext is kind of what the author wants you to get out of it.
Answer:
The answer would be the answer B
Explanation:
I took the test and got it right.
Answer: Yes with possible slight variation A main idea is more general, while a concept is more specific. For example in an essay about child labour you could say the main concept is child labor, but the main idea is how to combat child labor.
Explanation:
A tree is given symbolic meaning the the one that best describes the use of poetic elements in the excerpt
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