All police officers carry guns, and all soldiers carry guns; ttherefore, police officers and soldiers are similar. Which one of the following most closely parallels the argument? ['All dogs have fur, and all mammals have fur; ttherefore, all dogs are mammals.', 'Farms and fisheries are similar. All farms produce food, and all fisheries produce food.', 'Some professional football players lift weights every day, and all bodybuilders lift weights every day; ttherefore, football players and bodybuilders are similar.', 'All apples have seeds and all grapefruits have seeds.']