For propositional Logic, which statement is false? a. The sentences of Propositional logic can have answers other than True or False. b. Each sentence is a declarative sentence. c. Propositional logic is a knowledge representation technique in AI. d. None of the above
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Check all the statements that are true: A. A predicate is a proposition-valued function. B. (p → q) ∧ (p → q) is a contradiction. C. Domain-restricted existential quantification is logically equivalent to the unrestricted existential quantification of a conditional. D. The contrapositive is the inverse of the converse. E. It is possible to define disjunction using only negations and conjunction. F. A conditional is false when both premise and conclusion are false. G. (p → q) ∨ (p → q) is a tautology. H. The negation of a conjunction is the disjunction of the negations. I. Domain-restricted universal quantification is logically equivalent to the unrestricted universal quantification of a conditional. J. Inverse and converse are logically equivalent.
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