I think because they do not get along because cats only catch rats and/or mouses and the rats and mouses don't like it
Answer:
The correct answer is: Experimental research
Explanation:
Experimental research is a technique or an experimental procedure research which is performed or conducted to validate or support a hypothesis. In this scientific approach, a particular set of variables are observed and measured by keeping other set of variables constant, as a subject of the research or the experiment.
The correct answer is C. James I
I hope I helped