Instructions: List out in the first column all your month and yearly expenses, categorize them with "X" in the box next to the type of cost behavior or cost definition they best represent. To receive full points and credit for this problem you must list and write down a minimum of 10 costs or more. For example, monthly/yearly "car insurance cost" could be fixed expense and sunk cost if you own a car it is necessary. List Your Monthly/Yearly Costs Variable Cost Fixed Cost Mixed Cost Opportunity Cost Sunk Cost Discretionary Fixed Cost