Multiple Choice
Frontier's improving service implies that not both JetBlue buys planes and Southwest expands routes.
A) F ⊃ ∼(J ∨ S)
B) F ⊃ (∼J • ∼S)
C) F ⊃ ∼(J • S)
D) (F ⊃ ∼J) • S
E) F ≡ ∼(J • S)
Correct Answer:

Verified
Correct Answer:
Verified
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