In the reference article, researcher has highlighted a few literature gaps and has mentioned a few research questions to be addressed by future researchers (see practical considerations in the reference article). Pick any of the research question of your interest and develop a model of at least three variables on the basis of that research question for a deductive / quantitative research. Also provide a brief overview of the research design / methodology that you would follow to address that research question. You are required to logically justify your stance.
6 (very useful!) Approaches to identify research gaps and generate research questions