Here are the correct answers for the questions based on the context provided:

1. A. so
2. D. will skateboard
3. B. however
4. C. while
5. A. imaginative
6. D. because
7. A. however
8. B. moreover
9. B. an
10. C. Which
11. D. strong enough
12. C. fast, dangerously
13. B. looks up
14. A. but
15. D. unless they are 6 years of age

Feel free to ask if you need any further clarifications!