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State whether the following statement is...

State whether the following statement is true or false. If the statement is false, rewrite the given statement correctly. If A = {1, 2}, B = {3, 4}, then `A xx (B nn phi) = phi`.

A

{1, 2, 3, 4}

B

{(1, 3), (1, 4), (2, 3), (2, 4)}

C

{(1, 3), (2, 4)}

D

`phi`.

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