What are the World Trade Organization's core functions, and how are trade disputes resolved?

• A. Maintains only a registry of trade deals with no enforcement
• B. Sets and enforces trade rules; disputes settled via the Dispute Settlement Body with panels and Appellate Body decisions; enforcement via trade sanctions or retaliatory measures
• C. Does not handle disputes and relies on bilateral negotiations only
• D. Provides security guarantees for member states

Answer: (B)