Question. Where can you see snakes at a public zoological park?
Options:
- kew gardens
- tree
- terrarium
- thick forest
- field
Answer. terrarium
What step-by-step reasoning justifies that answer?

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
Reasoning: You can see snakes in a terrarium. Terrarium is at a public zoological park.