Q. What is the purpose of the Enumerable#reduce method in Ruby?
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(A)
It filters elements of a collection based on a given condition
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(B)
It transforms each element of a collection using a given block
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(C)
It sorts elements of a collection based on a given criteria
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(D)
It combines all elements of a collection into a single value using a binary operation
✅ Correct Answer: (D)
It combines all elements of a collection into a single value using a binary operation