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1. (A ⊃ C) ⊃ (D ⊃ E)

Question 29

Multiple Choice

1. (A ⊃ C) ⊃ (D ⊃ E)
2. A ⊃ B
3. B ⊃ C
-Which of the following propositions is an immediate (one-step) consequence in PL of the given premises?

A) B ⊃ A
B) ∼A ⊃ ∼B
C) A ⊃ C
D) C ⊃ B
E) ∼C ⊃ B

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