Given the Argument: Q ⊃ (C • N) / S

question 280

Multiple Choice

Given the argument: Q ⊃ (C • N) / S ⊃ (C ∨ N) / Q ∨ S / N ⊃ K // K • C
This argument is:

• A) Sound.
• B) Uncogent.
• C) Invalid.
• D) Cogent.
• E) Valid.

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