1 F ⊃ [(G $\lor$ H) ⊃ I]
-Which of the Following Propositions Is Derivable

Multiple Choice

1. F ⊃ [(G $\lor$ H) ⊃ I]
-Which of the following propositions is derivable from the given premises using any of the twenty-five rules of PL and either the direct or conditional methods of proof?

A) F ⊃ I
B) F ⊃ (G ⊃ I)
C) (F ⊃ G) ⊃ I
D) [F ⊃ (G $\lor$ H) ] ⊃ I
E) I ⊃ F