Answer:
Sender: This is the person that is delivering a message to a recipient. ... Receiver: The receiver is the person who is getting or receiving the message. Feedback: In some instances, the receiver might have feedback or a response for the sender. This starts an interaction.
Explanation:
Make sure to paraphrase this.
This is the characteristic of intangibility
That means that you can't in any way test or see or smell the service but rather you have to rely on the provider's promise that it will be so. That's why it is intangible.
2.) Malaria!
3.) Ozone Layer! (:
Hope this helps and everything is well! (:
