The relevant range refers to the activity level over which cost relationships hold constant costs fluctuate production varies relevant costs are incurred L, A Moving to the next question prevents changes to this ans - Question 1 Indirect and common costs often make up a significant portion of the cost of product. All of the following areasons for indirect cost sllocaton to contacts Cep to reduce total costsidentified with products measure income and external reporting purposes justity costs for reimburse purposes provide information for economic decision making