Mark each statement True or False. Justify each answer.
(a) When an implication p ⇒ q is used as a theorem, we refer to p as the antecedent.
(b) The contrapositive of p ⇒ q is ~p ⇒ ~ q.
(c) The inverse of p ⇒ q is ~ q ⇒ ~p.
(d) To prove "∀ n, p(n)" is true, it takes only one example.
(e) To prove "∃ n, ∋ p(n)" is true, it takes only one example.
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