I believe it’s C. Unaffected
Answer:
c. the process of using messages to generate meanings in a situation in which a speaker transmits a message to a number of receivers.
Explanation:
Public communication involves a sender transmitting information through a communication channel to a group of people or audience. Thus, the sender makes use of a means by which the message goes from the source to the receiver. For example, a journalist writes an article about eating healthily on the beach, which is later published on the newspaper.
We can not answer this because we don't know what you are reading. What book is this from?
You have not given any sentence....