Which method of message transmission is likely to be most effective for creating a positive attitude towards Oral Rehydr…

This question is based on the concept of attitude change through persuasion.

For a message to effectively change people's attitudes, three factors are important:

Source (Who gives the message?)
Message (What is being communicated?)
Channel (How is it communicated?)

When the message concerns the health of young children, people are more likely to trust and accept information from credible and expert sources such as doctors and trained health workers.