JEE Main 2025January, Unspecified (session-level dataset)MathematicsMediumSets, Relations and Functions168× since 2002The number of non-empty equivalence relations on the set {1,2,3}\{1, 2, 3\}{1,2,3} is:AOption A. 6BOption B. 5COption C. 7DOption D. 4CheckSkip · show solution