Which action demonstrates professional phone etiquette?

Which action demonstrates professional phone etiquette?

• A. Let the call go to voicemail when busy
• B. Speak quickly and cut the caller off if you don't understand
• C. Answer promptly, identify clinic, speak clearly, listen actively, and summarize the caller's request
• D. Answer promptly, identify clinic, and summarize the caller's request without listening

Answer: (C)