Answer:
b.how costs react to changes in activity level
Explanation:
Cost behavior analysis is the study of how operating cost varies with changes in production level. Management uses mathematical functions to understand how costs change relate to activity level. The costs in reference include fixed, variable, and mixed costs incurred in the manufacturing process.
Understanding cost behavior helps management in controlling and planning business costs. The analysis is useful in determining the cost, profit, volume relationship, including break-even points.
