Multiple choice general knowledge No reptiles have fur. All snakes are reptiles. All snakes have fur. No snakes have fur. None Both Reveal answer Fill a bubble to check yourself B Correct answer Explanation Valid syllogism: No reptiles have fur (reptiles ∩ furry = ∅). All snakes are reptiles (snakes ⊆ reptiles). Since snakes are a subset of reptiles, and no reptile has fur, it follows that no snakes have fur.