I'll give you a question, please answer with step-by-step reasoning process. The salesperson was like a shark pacing around for his prey, and the what was his sea?
Options:
- bookstore
- box chocolates
- customer
- shop
- toy store

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Salesperson stays in shop like a shark lives in the sea. Salesperson has many customers at shop so they are his prey in the sea.
The answer: shop.