In the main body of the essay every paragraph should demonstrate both knowledge and critical evaluation.
Be sure to always connect theory to the review of pertinent literature and to explain in the discussion part of your paper how the theoretical framework you chose supports analysis of the research problem, or if appropriate, how the theoretical framework was found in some way to be inadequate in explaining the phenomenon you were investigating.
In that case, don't be afraid to propose your own theory based on your findings. Choose relevant points only, ones that most reveal the theme or help to make a convincing and interesting argument.
Psychology is a science so you must support your ideas with evidence not your own personal opinion. The Explanatory research is not used to give us some conclusive evidence but helps us in understanding the problem more efficiently. Philipsen, Kristian. Importance of Theory A theoretical framework consists of concepts and, together with their definitions and reference to relevant scholarly literature, existing theory that is used for your particular study.
A lot of the research paper however, is spent discussing the previous research and theories that lead to the research question which is helpful but also takes away the focus away from the original question.
Try not to overuse quotations in your essays. As noted in the example above, there will likely be several concepts, theories, or models that can be used to help develop a framework for understanding the research problem.