Answer:
Sunk Cost
A sunk cost can best be described as:
a cost that has already been incurred and cannot be removed.
Explanation:
A sunk cost for Manufacturer X is a cost that has already been incurred. It is irrelevant for any future decision making because it cannot be recovered or removed. By its nature, a sunk cost is a fixed cost. For example, the costs of purchasing an item of equipment, building an office building, and other noncurrent expenditure are sunk costs . If management is making decisions based on differential or incremental costing, such sunk costs are not considered.