Explain the research problem in the context of causal explanation.
What would be genetic causal explanation vs functional and counterfactual explanation?
Develop the experimental or quasi-experimental research plan in order to establish cause-effect relationship between focal independent and focal dependent variables.
What types of confounding variables should be controlled?
Show graphically the relationships among variables that are explicated in the text.
What is / are independent, dependent, moderator, mediator and confounding variables.