I would say climax because that is your main part of your autobiography, and it would be a great place for an insight.
There is no passage and answer choices, so it is impossible to answer this question. I apologise.
Did you read all the explanations? It tells you what you need to do. Or is it a certain part you don’t get? Maybe I can help but I need to know what it is that your struggling with. Also you need a book.
248 • 3 is 744 if you use a calculator