Based in Minneapolis, Minnesota, the Hubert Memorial Foundation has $300 million in investments and contributes approximately 80 percent of the average annual return of $25 million to worthy causes. Individuals and groups requesting grants of $100,000 or more must make an in-person presentation of their request. These presentations generally involve three to five individuals and take an average of two hours each. The Executive Director of the Hubert Foundation is concerned with the cost of resources used to schedule and accommodate the 500 to 600 group presentations each year. She has asked you for suggestions about what kind of cost data to gather, and ways to classify the data to help her understand cause/effect relationships between costs and results. Required: Write a brief memo to the Executive Director giving her some basic information on cost classification and behavior