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Q. What is the purpose of the Enumerable#reduce method in Ruby?

  • (A) It filters elements of a collection based on a given condition
  • (B) It transforms each element of a collection using a given block
  • (C) It sorts elements of a collection based on a given criteria
  • (D) It combines all elements of a collection into a single value using a binary operation
  • Correct Answer - Option(D)
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