Final answer:
Aristotle was one of the first modern scholars to focus on the concept of a "rhetorical situation".
Step-by-step explanation:
The concept of a "rhetorical situation" was first focused on by a modern scholar named Aristotle. He developed the concept of rhetoric as a system for understanding and teaching persuasion. Rhetoric, which refers to the art of persuasive speaking or writing, has been used throughout history, and continues to be used in various communication contexts today.