Multiple Choice
1. (Z ⊃ W) • (X ⊃ Y)
2. X Z
3. ∼Y / W
-Which of the following propositions is an appropriate assumption for an indirect proof of the conclusion of the given argument?
A) W
B) ∼W
C) Y
D) ∼Y
E) All of the above
Correct Answer:

Verified
Correct Answer:
Verified
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