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Let X be the set of all persons living i...

Let X be the set of all persons living in a city. Persons x, y in X are said to be related as `xlty` if y is at least 5 years older than x. Which one of the following is correct?

A

The relation is an equivalence relation

B

The relation is transitive only

C

The relation is transitive and symmetric, but not reflexive

D

The relation is neither reflexive, nor symmetric, nor transitive

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The correct Answer is:
D
NA
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