Explanation:

- Auguste Comte coined the term "sociology" and is considered the father of the discipline.

- Option 1: Karl Marx focused on class struggle but isn't typically labeled the first sociologist.

- Option 2: Émile Durkheim is often termed the first true sociologist. He established sociology as a formal, academic, and empirical field through his work on social facts, institutions, and their functions.

- Option 3: Max Weber contributed significantly to sociology with his focus on human behavior and rationalization, but he's not labeled the first.

- Option 4: Talcott Parsons is known for his structural functionalist approach in American sociology.