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Which of the following is true about the Stream.collect() method in Java 8?

a) It returns a new stream that is the result of applying a reduction operation to the elements of the stream.

b) It performs a mutable reduction operation on the elements of the stream.

c) It performs an immutable reduction operation on the elements of the stream.

d) It performs a filter operation on the elements of the stream.

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Answer: b) It performs a mutable reduction operation on the elements of the stream.

Explanation: The Stream.collect() method performs a mutable reduction operation on the elements of the stream, using a Collector to accumulate the elements into a result container.

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