Which description correctly contrasts stateful and stateless firewalls?

Which description correctly contrasts stateful and stateless firewalls?

• A. Stateful firewalls track connection state and context; stateless firewalls apply rules per packet without maintaining connection state.
• B. Stateful firewalls apply rules per packet; stateless firewalls track connection state.
• C. Both types track connection state equally; the difference is only vendor terminology.
• D. Stateless firewalls provide stronger security by default and track all connections.

Answer: (A)