Your question is Stateful vs Stateless Firewalls. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
What is the difference between a stateful and stateless FW? What AWS services map to which?
Asked in the phone_screen stage.
Explain the packet-processing and return-traffic implications, then map AWS services and recommend where each belongs. Address rule evaluation, ordering, logging, and common design mistakes.