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On {1, 2, 3}, R = {(1,1), (2,2), (3,3), (1,2), (2,3)} has which property?
ASymmetric and transitive only
BTransitive but not symmetric
CBoth symmetric and reflexive
DReflexive but not the others
Answer & Solution
Correct answer: D. Reflexive but not the others
All (a, a) are present, but (1,2) lacks (2,1), and (1,2) with (2,3) lacks (1,3).
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