Powers sued Debbs for battery. At trial, Powers's witness Wilson testified that Debbs had made an unprovoked attack on Powers. On cross-examination, Debbs asks Wilson about a false claim that Wilson once filed on an insurance policy. The question is
proper, because the conduct involved untruthfulness.  proper provided that the conduct resulted in conviction of Wilson. improper, because the impeachment involved a specific instance of misconduct.  improper, because the claim form would be the best evidence