The local Driver's License Office has asked you to write
a program that grades the written portion of the driver's
license exam. The exam has 20 multiple choice questions.
Here are the correct answers:
1. B 6. A 11. B 16. C
2. D 7. B 12. C 17. C
3. A 8. A 13. D 18. B
4. A 9. C 14. A 19. D
5. C 10. D 15. D 20. A