It’s said that the 17th- and 18th-century polymath Gottfried Wilhelm Leibniz was the last person to know everything. He was a whiz at philosophy, law, logic, science, engineering, politics—the works. But there was also simply less to know back then; the post–Industrial Revolution knowledge explosion killed the universal genius.

Which is to say that I bet Leibniz wouldn’t know the full oeuvre of K-pop if he were alive today. Or at least not philosophy, law, logic, science, engineering, politics, and K-pop. But I bet he would know everything in The Atlantic—which is all you need to answer these questions.

Find last week’s questions here, and to get Atlantic Trivia in your inbox every day, sign up for The Atlantic Daily. • Speculators in the United States have been trading contracts for t

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