A persuasive argument is one in which (1) the argument is valid, (2) the premise(s) are true, and (3) nearly everyone (or at least the people to whom the argument is addressed) would accept the truth of the premises. In that case the conclusion must be true and should be accepted by any rational person (or at least the person to whom it is addressed). Notice that this definition is not as clean or precise as the definitions for “valid” and “sound.” Instead we have to be attentive to what “nearly
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