1 A $\lor$ (B $\lor$ C)
2 B ⊃ D
3

Multiple Choice

1. A $\lor$ (B $\lor$ C)
2. B ⊃ D
3. C ⊃ E
4. (D $\lor$ E) ⊃ (A $\lor$ C)
5. ∼A
-Which of the following propositions is derivable from the given premises using the rules available through section 3.2 (MP, MT, DS, HS, Add, Conj, Simp, CD) ?

A) A
B) B
C) C
D) D
E) E