You own a soft drinks company with international ambitions. The Delphi method would be useful for you in forecasting demand for which types of questions? (select all that apply)

• Will the rise of demand for coffee in China and India impact their preferences for soda over the next 20 years?
• What will be the soft drink preferences of consumers (e.g., sugary vs. healthy) in Europe in 15 years?
• How much sugar should I order next month?
• What is the right staffing level for my distributors (i.e., warehouses and delivery trucks) to meet the seasonal surge from this year's summer months?