Shrute Farms, a manufacturer of various beet products, includes three different costs in its beet wine manufacturing operations: glass bottles, wine press rent, and farm utilities. The total costs for each cost type at two different activity levels are as follows: 100 units Glass Bottles $100 500 units $500 The cost behavior of each cost listed above is: Wine press rent $1,000 $1,000 OA. Glass bottles-Variable; Wine press rent-Variable; Farm utilities - Mixed B. Glass bottles-Variable; Wine press rent-Fixed; Farm utilities-Variable OC. Glass bottles- Mixed; Wine press rent-Variable; Farm utilities-Variable OD. Glass bottles-Fixed; Wine press rent-Fixed; Farm utilities-Fixed OE. Glass bottles-Variable; Wine press rent-Fixed; Farm utilities Mixed Farm utilities $50 $250