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