Title: On the Origin of Species.
Question: What did Darwin use to illustrate the way that original species change and adapt into new ones?

Title: American Idol.
Question: What website showed video of an altercation between Mariah Carey and Nicki Minaj?

Title: Yale University.
Question: What grade did Yale get on their Sustainable Endowments Institute's College Sustainability Report Card 2008?

Title: Tennessee.
Question:
What is Tennessee's most populous city?