Categorize the costs: Sunk, Opportunity, Variable, Fixed, Direct Materials, Direct Labor, Overhead, Potential cash flow.

Note: when paying for wood you pay by the board foot. A board foot is 144 cubic inches and is equivalent to a board or alab that is 1-inch thick 12 inchas wide 12 inches lang However, when buying wood, boards can be any size. For example, one covld be six feet long 8 inches wide and 1 inch thick, and another board might be three feet long x11 inches wide and 2 inches thick. Assume that Adarn only byys boards that are 1 inch thick. Sizes of cutting boards Small = 14 inches long 8 inches wide and 3 inch thick finished (starts out at 1 inch thick) Mediam =17 inches lang x. 10 inches wide and y inch thick finished (starts out at 1 inch thick] Additional waste (other than thicknessi is appraximately 20\% due to, for example, cunting with a table saw and using a planer