Final answer:
The correct vocabulary word in the sentence is 'Repetition.'
Explanation:
Repetition is the correct vocabulary word in this context. In the given sentence, the children on the playground are listening to the repetition of the nursery rhyme. Repetition refers to the action of repeating something that has already been said or written, which fits the scenario described.
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https://brainly.com/question/35926654
