Who was the first person to win an Olympic gymnastics perfect score of 10?

Nadia Comaneci

In the "Pirates of the Caribbean" franchise, who is Will Turner in love with? What is the nickname of Argentina's national rugby team? Who was Luke Skywalker's mentor in Episode V: The Empire Strikes Back? Cape Town is a major city in which African country? What 1941 act required American males ages 21-36 to register for the draft?