This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Health education & planning, Subject name: Social & Preventive Medicine
Components of comunication 
Select and explain. 
A. Sender, B. Channel, C. Feedback, D. All of the above
D: All of the above
Answer: D: All of the above 
Explanation: Communication has following components:Sender (source)Receiver (Audience)Message (Content)Channel (medium)Feedback (effect)Park 23e 854