Hi i need help explaining this it needs to be longer than 100 words total so it doesnt need to be super long and please use good grammar thanks guys

1. 20-LO 1 Define, and classify costs as variable costs, fixed costs, or mixed costs. Explain why it is important to cost-volume-profit analysis to accurately identify these costs. 2. 20-LO 6 Illustrate the use of cost-volume-profit analysis for decision making in a service business