Southwest expands routes if either American does not hire pilots or United does not lower fares.
A) ∼(A ∨ U) ⊃ S
B) (∼A • ∼U) ⊃ S
C) S ⊃ (∼A ∨ ∼U)
D) (S ⊃ ∼A ∨ ∼U)
E) (∼A ∨ ∼U) ⊃ S

Question

Quizplus · Accepted Answer

The statement can be translated as "If American does not hire pilots or United does not lower fares, then Southwest expands routes." This translates to (∼A ∨ ∼U) ⊃ S. Therefore, choice E is the best option.

Southwest Expands Routes If Either American Does Not Hire Pilots