Final answer:
When someone is leaking IPs, the appropriate action is to report it immediately to the correct authorities or service administrators to protect user privacy and prevent cyber misconduct.
Step-by-step explanation:
If you see someone leaking IPs, the correct course of action would be A) Report it immediately. IP leakage involves the unauthorized release of Internet Protocol addresses which can violate privacy rights and often goes against the terms of service and ethical guidelines of online platforms and services. Notifying the proper authorities or administrators of the service being affected can help protect users' privacy and deter cyber misconduct.