Multiple choice general knowledge Garfield baffles Luca with Simple Math Ducks Einstien's Theory of relativity Integral Calculus Reveal answer Fill a bubble to check yourself B Correct answer Explanation In the comic series, Garfield often uses the concept of ducks to confuse Luca, a character who isn't very intelligent. This follows the pattern of Garfield using simple wordplay or concepts to baffle simpler characters.