Answer:
A good summary of an essay should probably include the main idea of each paragraph, and the main evidence supporting that idea unless it is not relevant to the article or essay as a whole. A summary does not need a conclusion, but if the original ends with a message to the reader this should not be left out.
Some different people sacrifice people as they think it will bring them good luck.
I THINK, technically speaking, that the answer you're looking for is:
Option B: <span>a contrast between what is expected to happen and what actually happens
However, irony itself can be particularly difficult to accurately define, so I would recommend taking the technical definition (Option B) at face value, and accepting that there's a bit more to it.
Hope I could help, let me know if I was correct or not!
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