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QUESTION
iven the argument: K (M H) / M H / M K // K H This argument is: Select one: Invalid; fails in 3 rd line. Invalid; fails in 2 nd line. Invalid; fails...
iven the argument:
K ⊃ (M ∨ ∼ H) / M ⊃ H / M ⊃ K // K ⊃ H
This argument is:
Select one:
a.
Invalid; fails in 3rd line.
b.
Invalid; fails in 2nd line.
c.
Invalid; fails in 1st line.
d.
Valid.
e.
Invalid; fails in 4th line.
