Which of the following, if true, most weakens the editorial's argument? A. Complaints of official corruption in city government have decreased since the anticorruption task force began operating. B. Former mayor Bixby did not publicly oppose Mayor Stephens' establishment of the anticorruption task force. C. Almost all of the officials who have served in city government for any length of time are appointees of Mayor Bixby. D. All of the members of the anticorruption task force had other jobs in city government before the task force was formed. E. During the last mayoral election campaign, then-Mayor Bixby hotly disputed the current mayor's claim that there was widespread corruption in city government.