Multiple choice Sean Eberhard lol, teatime-puzzles 2025-05-292025-08-20 Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like Loading... Related Published by Sean Eberhard Pure mathematician particularly interested in algebra, especially group theory, combinatorics, number theory, and too many other things View all posts by Sean Eberhard Published 2025-05-292025-08-20