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Let w denote the words in the english di...

Let w denote the words in the english dictionary. Define the relation R by: R = `{(x,y) in W xx W` | words x and y have at least one letter in common}. Then R is: (1) reflexive, symmetric and not transitive (2) reflexive, symmetric and transitive (3) reflexive, not symmetric and transitive (4) not reflexive, symmetric and transitive

A

reflexive , symmetric and not transitive

B

reflexive,symmetric and transitive

C

reflexive , not symmetric and transitive

D

not reflexive , symmetric and transitive

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