What very cold area in the east can a crab be found?
Options:
- fish market
- shallow waters
- atlantic ocean
- fresh water
- shore line
Step-by-step reasoning process below:

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
Atlantic ocean is in the east side and it has some very cold areas. Crabs are found in many atlantic ocean areas. The answer: atlantic ocean.