Rephrase the argument, if necessary, so that the first premise has the form all S are P or no S are P. Then draw a Venn diagram to determine whether the argument is valid. If possible, discuss the truth of the premises and whether the argument is sound. Premise: All presidents can curl their tongues. Premise: John is a president. Conclusion: John can curl his tongue. Let X represent John in the Venn diagram. Which Venn diagram below shows the correct placement of the variable X? curl tongue curl tongue presidents presidents X If the stated conclusion is contained in the Venn diagram for the premises, then the argument is valid. Is the argument valid or invalid? {12- Valid {:2- Invalid A deductive argument is sound if and only if it is valid and its premises are all true. Is the argument sound? No, it is likely that at least one premise is false. Yes, both premises are denitely true and the argument is valid