3. Car crashes are the top (3) of American teenage...
3. Car crashes are the top (3) of American teenagers. 4. Most of the crashes result from (4) driving. 5. not paying attention to the (5) . 6. Jim Jennings from the Allstate Insurance Company says the number one cause of distracted-driving accidents is the (6) . 7. Debbie Pickford of Allstate Insurance says teens are especially at (7) from distracted driving. 8. and not just because they lack (8) on the roads. 9. She said teens don't really have fully (9) brains until they're twenty-five years old. 10. New legislation in Congress proposes to require all (10) to have what is called a graduated driver licensing system.