1 (E $\lor$ F) ⊃ (G • H)
2 $\lor$

Multiple Choice

1. (E $\lor$ F) ⊃ (G • H)
2. ∼E ⊃ (D ⊃ ∼D)
3. ∼G $\lor$ ∼H
-Which of the following propositions is an immediate (one-step) consequence in PL of the given premises?

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