Is because they are the vest they know what to do
Answer:
Not in order but i hope this helps :)
Explanation:
A restatement of the topic and its importance
A signal phrase identifying the source of the fact
A closing transition phrase
A restatement of the claim in a new way
When a person presents a message in a formal manner, he or she is engaging in public communication.
Public communication refers to the type of communication wherein a message is presented by one person or a group to another group in a formal manner. In a public sphere, the individuals or group engage in a dialogue to deliver a message.