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In {1,...,6}, R = {(x, y): y is divisible by x} is
ASymmetric and transitive, not reflexive
BEquivalence: all three properties hold
CReflexive and transitive, not symmetric
DReflexive and symmetric, not transitive
Answer & Solution
Correct answer: C. Reflexive and transitive, not symmetric
Each number divides itself and divisibility chains, but 2 divides 4 while 4 does not divide 2.
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