1 F ⊃ (C $\lor$ D)
2 ∼[C $\lor$

Multiple Choice

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

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