1 (P • ∼Q) ≡ (R $\lor$ S)
2 ∼(R ≡ ∼T)
3

Multiple Choice

1. (P • ∼Q) ≡ (R $\lor$ S)
2. ∼(R ≡ ∼T)
3. (T $\lor$ ∼S) • (T $\lor$ P)
4. ∼T
-Which of the following propositions is derivable from the given premises using any of the twenty-five rules of PL?

A) ∼P
B) Q
C) R
D) S
E) T