For the case study 2: Proposing a Data Gathering Approach at TLG Solutions from Organization Development, The Process of leading Organizational change textbook by Donald L. Anderson. How should I answer the forth question where the question ask " What are the advantages and disadvantages of your date gathering choice(s)? Include a rationale and proposed timeline for your approach and any details about the data gathering method itself, including possible interview or survey questions documents to gather or observation you would conduct. Finally, ensure that your proposal addresses any additional contracting need you may have in your relationship with Michelle"