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
If you put each of the possible answers in the blank and read the sentence the right answer would be C.
Morphology fallacy was not found by structural linguists in traditional grammar.
Me I didnt pay to heck with taxes