The art and skill of writing or speaking in a way that is persuasive and influential is called a. opinion b. rhetoric c. point of view (economics)

B). Rhetoric.

Explanation:

As per the question, 'rhetoric' is defined as the art or ability to use language(in written or spoken terms) skillfully in a manner that carries the potential to persuade and influence the people. The authors employ this technique of using language that assists in appealing to the logic, emotions, or senses of the audience and constructively serve their purpose of persuading, informing, or motivating them and eliciting the desired response from the audience. Therefore, 'rhetoric' is the correct answer.

the three roles stated in the dialogue develop the siblings' personalities.

lloyd's personality looks like a trademarketer

dana's personality is afraid from lloyd's behavior and the oldest sister is a decided person who tries to solve any conflict

after the roman empire, the catholic church began to unify by taking on many duties of a government.