based on this article, Cost-effectiveness of treating oppositional defiant disorder: A comparison by treatment modality and mental health provider. Thesis - Brigham Young University: please answer the following questions: 1: Summarize the research questions, sampling procedures, methods utilized, and instruments used if applicable. 2: Evaluate the methods and procedures of the study (Strengths/Limitations) 3: Determine the implications of the findings.4: Indicate what, if anything, you would you have done differently.