Background of the Study — includes purpose and reason behind the conduct of the study. (What made you conduct the study?) Also serves as the introduction.
Statement of the Problem — the main problem that the research is trying to solve. It follows the formulation of the title and should be faithful to it. It specifically points the important questions that the study needs to answer. It also serves as the basis of the questionnaire.
Significance of the Study — (Why conduct the study?) You have to identify who will benefit from the research and how they will be benefitted.