The type of study employed for the research, here refering to the research design and a justification for that choice of study.
It also explains what research schemes and strategies were employed to achieved the research goals as specified in the objectives which includes:
The population of the study and the choice of sampling techniques for sampling the sample from the population. There should be a justification for the choice of that sampling technique.
The choice of Research instruments for data collection and a justification for that choice...........................