What is the correct protocol for assisting a conscious choking adult in water?

What is the correct protocol for assisting a conscious choking adult in water?

• A. Stand back and shout for help; wait for trainer
• B. Encourage coughing; if unable to cough, perform abdominal or chest thrusts per standard guidelines, only if trained and safe
• C. Start rescue breathing immediately
• D. Diversion to safe exit ignoring the choking

Answer: (B)