It helps you figure out what you want to investigate and how.
Answer:
How does the author let us know the Fairy Tree is so special? The author let us know how special the Fairy Tree is by describing it: its ivory trunk, its leaves of silver fringed with pearls and its fruits of gems.
Yes they can if they want
1. Third one
2. Third one
3. First one
4. Third one
5. Second one
6. Mellow
7. Not sure but I don't see none
8. Sprinkled