Anna: Did you know that rainbows always occur opposite the sun, appearing high in the sky when the sun is low, and low in the sky when the sun is high? The Roman scholar was so, in the first century A.D.
William: His claim cannot be correct. After all, Pliny the Elder wrote that there are tribes of dogheaded people and beings with no heads or necks but with eyes on their on your forehead cures headaches!
What this question is testing
Your task
Describe the reasoning error the argument actually commits.
Common trap
Answers that name a real logical flaw the argument doesn't actually make.
Winning move
Articulate the gap in the reasoning yourself, then match it to the choice that describes that gap.
Reading along? Open the full official question in LawHub — we show a fragment here and keep the reasoning in our own words.