Dissemination of health information

Correct answer: b

Analysis: in order to ensure the effect of healthy communication, communicators should pay special attention to the following points: (1) establish a good image; Collect and select valuable information for recipients; Ensure that the information is accurate, vivid, easy to understand and applicable; According to the characteristics of the recipient, choose the correct communication channel; Timely understand the recipient's reaction to information and the effect of communication, and constantly adjust the communication behavior.