Read the following short passage and choose the best answer to the question that fallow each passage.Columnist: Senators who are not firmly committed to a core set of beliefs will formulate new campaign strategies and moot points before each upcoming election. Senators are elected to serve multiple terms in office only i f they formulate new campaign strategies and moot points before each upcoming election. Therefore, senators who are not firmly committed to a core set of beliefs are elected to serve multiple terms in office.
Which one of the following displays a flawed pattern of reasoning most closely parallel to that in the columnist's argument?