1 a ⊃ (B $\lor$ ∼C)
2 D ⊃ (∼B • ∼E)
-Which of the Following

question 146

Multiple Choice

1. A ⊃ (B $\lor$ ∼C)
2. D ⊃ (∼B • ∼E)
-Which of the following propositions is derivable from the given premises using any of the twenty-five rules of PL and either the direct or conditional methods of proof?

• A) (A • D) ⊃ ∼(B \( \lor \) ∼E)
• B) (A • D) ⊃ ∼(C \( \lor \) E)
• C) (A • D) ⊃ ∼(B \( \lor \) ∼C)
• D) (A • D) ⊃ ∼(D \( \lor \) B)
• E) (A • D) ⊃ ∼(E \( \lor \) D)

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