Given the Argument: Q ∨ ∼ S / ∼(N •

Multiple Choice

Given the argument: Q ∨ ∼ S / ∼(N • A) / S ∨ A / (P • N) ∨ (G • Q) // P • G
This argument is:

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