Let r be relation from R (set of real nu...

Let `r` be relation from `R` (set of real numbers) to R defined by `r={(a,b)|a, b in R and a-b+sqrt3` isan irrational number}. The relation `r` is

A

1) an equivlence relation

B

2) reflexive only

C

3) symmetric only

D

4) transitive only

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The correct Answer is:

B

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