The university' s purchasing department is highly efficient overall. We must conclude that each of its twelve staff members is highly efficient. Which one of the following arguments exhibits flawed reasoning most similar to that exhibited by the argument above? ['The outside audit of our public relations department has exposed serious deficiencies in the competence of each member of that department. We must conclude that the department is inadequate for our needs.', 'The employees at this fast-food restaurant are the youngest and most inexperienced of any fast-food workers in the city. Given this, it seems obvious that customers will have to wait longer for their food at this restaurant than at others.', 'This supercomputer is the most sophisticated -- and the most expensive -- ever built. It must be that each of its components is the most sophisticated and expensive available.', 'Literature critics have lavished praise on every chapter of this book. In light of their reviews, one must conclude that the book is excellent.']