First of all, we should know that domain specific words are those are low frequency and content-specific. So, in this sentence we know that the topic being discussed is a restaurant, so domain-specific words will be those that are used frequently in relation to restaurants.
These are: hostess, waiter, menu
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.
You need to give us the text
Answer: Fragment
Explanation: It does not contain a subject and verb and object.