Answer:
D. an additional total cost for an activity
Step-by-step explanation:
Incremental costs are the additional cost associated with taking a particular action. It is the differential costs that would result from undertaking a certain project. Incremental cost may be described as the marginal costs that result from the production or sales of an extra unit.
A business planning and analysis team will always consider the incremental costs before undertaking a particular activity. An analysis of incremental cost help ascertains the viability of a project or a business unit. A firm will make losses if the incremental cost exceeds incremental revenue.