Question: Let's test this argument-form using a proof tree: (p q) r, p / r We put (p q) r on the first line, and p

Let's test this argument-form using a proof tree: (p q) r, p / r We put (p q) r on the first line, and p on the second line. Which formulas go on lines 5 and 6? Group of answer choices ~p and ~q p and q r and ~r p and ~p

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