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A relation R is defined on N. which of t...

A relation R is defined on N. which of the following is the reflexive relation?

A

`R = {(x,y) : x gt y, x,y in N}`

B

`R = {(x,y):x + y = 10 ,x,y in N}`

C

`R = {(x,y) :xy` is the square number ,x,y `in N`}

D

`R = {(x,y):x +4y = 10 , x,y in N}`

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