I think that is “none of these” since a plot is a sequence of event in a story and each causes or lead to the next. Events of the plot reveal a problem called the conflict.
Answer:
The correct answer is "These people succeeded because they understood that you can't let your failures define you—you have to let your failures teach you."
Explanation:
I looked at all the answers in the text and only this one had evidence behind it.
The figurative language is mostly physical (dancing, cheering) before the volta and moves to mental after it (thought, speech).
A comma after an unfamiliar word
I don’t think you can get a hold of him