1. Which of the devices shown did most teens say they could go more than one day without?
2. Which word was most spell-checked in the greatest number of states?
3. What is the total value of trade between the U.S. and its biggest trading partner?
4. Why might millions of people want to visit the U.S.?
5. In which region of the country are the top-three safest cities in the U.S.?