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Which of the following method is used to aggregate data in a stream by merging several components based on a supplied function into a single element?

23. Which of the following method is used to aggregate data in a stream by merging several components based on a supplied function into a single element?

1. Minimise()
2. Lower()
3. Dec()
4. Reduce()

Answer: D) Reduce()

Explanation:

The reduce() method is used to aggregate data in a stream by merging several components based on a supplied function into a single element.