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On R. the relation rho be defined by 'xr...

On R. the relation `rho` be defined by `'xrhoy` holds if and only if `x-y` is zero or irrational'. Then

A

`rho` is reflexive and transitive but not symmetric

B

`rho` is reflexive and symmetric but not transitive

C

`rho` is symmetric and transitive but not reflexive

D

`rho` is equivalence relation

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2017-Multiple Choice Questions
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