Although many political candidates object to being made the target of advertising designed to cast them in an adverse light, such advertising actually benefits its targets because most elections have been won by candidates who were the targets of that kind of advertising.
The pattern of flawed reasoning in the argument most closely parallels that in which one of the following: Although many actors dislike harsh reviews of their work, such reviews actually help their careers because most of the really prestigious acting awards have gone to actors who have had performances of theirs reviewed harshly.