Six methodologies that the planner might choose for a needs assessment would be: 1) extrapolating from existing studies, 2) using resource inventories, 3) using service statistics, 4) conducting a survey, 5) holding a public forum and 6)____________: A. asking clients and their families what they need. B. interviewing community leaders and directors of other social service organizations. C. focus groups. D. reviewing the literature to get the expert's opinion