~(p harr q) is equivalent to...

`~(p harr q)` is equivalent to

A

`~(p harr q) vv (q ^^ ~p)`

B

`(p vv ~q) ^^ (q vv ~ q)`

C

`(p to q) ^^ ( q to p)`

D

`(q to p ) vv ( p to q)`

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The correct Answer is:

A

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