Q110. Which of the following notations violates the principle that elements in a set must be distinct?Mathematics — Sets, Functions and Groups — Question 110 of 232A. A = {1, 2, 3}B. A = {3, 4, 7}C. A = {3, 4, 5, 4}D. B = {9, 7}Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →