Answer: The correct answer is: "Sociologists obtain their knowledge of human behavior through research, which is the process of systematically collecting information for the purpose of testing an existing theory or generating a new one.
Step-by-step explanation:
Research is essential in human behavior studies. In order to support a new or existing theory is needed data that works as a base for it. This data or evidence is collected through research, establishing data collection techniques to obtain it. Some data collection techniques are interviews, essays, surveys, tasks, among others.