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Consider the following relations: R = {(...

Consider the following relations: R = {(x, y) | x, y are real numbers and x = wy for some rational number w}; `S={(m/n , p/q)"m , n , p and q are integers such that n ,q"!="0 and q m = p n"}` . Then (1) neither R nor S is an equivalence relation (2) S is an equivalence relation but R is not an equivalence relation (3) R and S both are equivalence relations (4) R is an equivalence relation but S is not an equivalence relation

A

neither `R` nor `S` is an equivalence relation

B

`S` is an equivalence relation but `R` is not an equivalence relation

C

`R` and `S` both are equivalence relations

D

`R` is an equivalence relation but `S` is not an equivalence relation

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A, B, C
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