The correct answer is C. Keywords
Step-by-step explanation:
The research question is the main question that leads the process of doing a research project or research study this implies it is the research question the one that determines the main points, methodology, and stages to follow during the research process as it is this question the one you will try to solve during the process. Due to this, the research question should include the keywords or terms related to the main subject of your research, as it is these key terms the ones that determine the possible answer to your question as well as the theory or information necessary to solve it. Thus, the best option for generating the research question is to consider the key terms and then, link those key terms appropriately to form the research question.