Solved by a verified expert :dq 1Distinguish between a variable cost, a fixed cost, and a mixed cost. Identify a publicly traded, well-known company, and identify what you envision would be a variable cost, a fixed cost, and a mixed cost for this company. Do not choose a company that one of your classmates has already chosen. Participate in follow-up discussion through responding to one of your classmates’ posts, adding to the variable, fixed, and mixed costs that might exist for the company presented.dq 2What is meant by a product’s contribution margin ratio? How is this ratio useful in planning business operations?