Q186. Which of the following is NOT a monoid with respect to multiplication?Mathematics — Sets, Functions and Groups — Question 186 of 232A. The set of integers (ℤ)B. The set of natural numbers (ℕ)C. The set of even integersD. The set of real numbers (ℝ)Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →