The statement \[\tilde{\ }(p\leftrightarrow \tilde{\ }q)\]is

1.	The statement \[\tilde{\ }(p\leftrightarrow \tilde{\ }q)\]is
A.	equivalent to \[p\leftrightarrow q\]
B.	equivalent to ~\[p\leftrightarrow q\]
C.	a tautology
D.	a fallacy
Answer» B. equivalent to ~\[p\leftrightarrow q\]

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The statement \[\tilde{\ }(p\leftrightarrow \tilde{\ }q)\]is

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