If p and q are two statements, then \[(p\Rightarrow q)\Leftrightarrow (\tilde{\ }q\Rightarrow \tilde{\ }p)\]is a

If p and q are two statements, then \[(p\Rightarrow q)\Leftrightarrow

1.	If p and q are two statements, then \[(p\Rightarrow q)\Leftrightarrow (\tilde{\ }q\Rightarrow \tilde{\ }p)\]is a
A.	contradiction
B.	tautology
C.	neither [a] nor [b]
D.	none of the above
Answer» C. neither [a] nor [b]

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If p and q are two statements, then \[(p\Rightarrow q)\Leftrightarrow (\tilde{\ }q\Rightarrow \tilde{\ }p)\]is a

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