Title: Gramophone record.
Question: How many spiders were sold in the 45 rpm heydays?

Title: Brain.
Question: The visual processing areas occupy how much of the surface of the neocortex or primates?

Title: Chicago Cubs.
Question: What is another unofficial well-known mascot?

Title: Affirmative action in the United States.
Question:
What was a negative effect of affirmative action according to Richard Sander?