The thing which Prince Andrey agreed to do at his father's insistence was to defer the marriage for one year.
This refers to the storytelling that is done with the aid of a narrator to show the sequence of events that occurred in a story.
Hence, we can see that The thing which Prince Andrey agreed to do at his father's insistence was to defer the marriage for one year.
Read more about narration here:
https://brainly.com/question/1934766
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