Multiple Choice
determine whether the given proposition is a logical truth or not. If it is not a logical truth, select a false valuation.
-[(K ⊃ L) ⊃ (M ⊃ N) ] ⊃ [(L • M) ⊃ N]
A) Logical truth
B) Not a logical truth. False valuation when K, L, and M are true and N is false
C) Not a logical truth. False valuation when L and M are true and K and N are false
D) Not a logical truth. False valuation when K, M, and N are true and L is false
E) Not a logical truth. False valuation when K and N are true and L and M are false
Correct Answer:

Verified
Correct Answer:
Verified
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