Answer:
D). The expectations and knowledge of the audience.
Explanation:
The audience is of supreme importance for a speaker or an author as they are responsible to determine the worth of their work. Therefore, the expectations and knowledge of the audience become the first and foremost significant thing that a speaker must keep in his mind as the content he/she would offer and the way it would be presented, level of language, tone, everything would be based on these two elements only. This would help the audience to understand better and the speaker to present better content for the audience he is targeting and elicit the desired response from them. Thus, option D is the correct answer.
