A) F, T, T
B) T, F, F
C) T, T, F
D) T, F, T
Correct Answer: C
Solution :
\[P\to (\tilde{\ }q\vee r)\] \[\tilde{\ }p\vee (\tilde{\ }q\vee r)\] \[\left. \begin{matrix} \tilde{\ }p\to F \\ \tilde{\ }q\to F \\ r\to F \\ \end{matrix} \right\}\Rightarrow \left. \begin{matrix} p\to F \\ q\to F \\ r\to F \\ \end{matrix} \right\}\]
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