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If `p to (qvvr)` is false, then the truth values of p,q, and r are, respectively.

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If `p to (qvvr)` is false, then the truth values of p,q, and r are, respectively.
A. T,T,F
B. F,F,F
C. F,T,T
D. T,F,F
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Correct Answer - D
`p to q` is false only when p is true and q is false.
Therefore, `p to (qvvr)` is false when p is true and `qvvr` is false.
`qvvr` is false only when both q and r are false.
Hence, truth values of p,q and r are, respectively , T,F and F.
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