1. ∼W • ∼X

question 261

Multiple Choice

1. ∼W • ∼X
2. Y ⊃ W
3. ∼Y ⊃ Z
-Which of the following propositions is an immediate (one-step) consequence in PL of the given premises?

• A) W
• B) ∼W
• C) Y
• D) Y ⊃ Z
• E) Z ⊃ W