If There Is Excess Capacity, the Minimum Acceptable Price for a Special

If there is excess capacity, the minimum acceptable price for a special order must cover

A) variable costs associated with the special order.
B) variable and fixed manufacturing costs associated with the special order.
C) variable and incremental fixed costs associated with the special order.
D) variable costs and incremental fixed costs associated with the special order plus the contribution margin usually earned on regular units.