By reviewing the theoretical method of education The results of the study, including the problems and suggestions in the research applies to research, and to decide on the selection of the study area.
By reviewing the theories and methods of the study results. The problems and suggestions in research to applied research and to support the decision in selecting the study area.
By reviewing the main theory and method, the result of the study, including the problem and ข้อเสนอแนะใน each research to apply to research and to make decision in choosing the area education .