A) tautology
B) contradiction
C) neither tautology nor contradiction
D) none of the above
Correct Answer: C
Solution :
By truth table:p | q | \[\tilde{\ }q\] | \[q\wedge \tilde{\ }q\] | \[p\Rightarrow q\Rightarrow q\wedge \tilde{\ }q\] |
T | T | F | F | F |
T | F | T | F | F |
F | T | F | F | T |
F | F | T | F | T |
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