Laura Norder is an attorney who does legal research for product lawsuits. She organizes research teams for each case she consults on. Each research team consists of three individual consultants who are paid $1.000 retainer per case to provide legal background on the case. A lap top computer necessary supplies for each team are provided by Laura. Each team is led by a supervisor, hire y paid a $5,000 retainer per month, regardless of the number of teams they supervise Classify each of following cost items as variable, fixed or mixed with respect to how the total costs of Laura Norder Attorney change as the number of research teams (cases) changes Use V or van for fixed, and M for mixed. To receive credit, give a short justification for each of your answers. Payments to individuals in each research group. Annual subscription by Laura's consulting firm to the "Law Review" magazine. The cost of the Supervisor to the firm. Lap top computers provided to the researchers. Lease payments by Laura Norder for the law office. Electricity costs for the law office. Brad Hammer owns a lumber and building supply retail store. He sells lumber, tools, fasteners, and other building equipment Given that activity is defined as the number of products sold, identify each of the costs below as variable, fixed or mixed Use V for variable, F for fixed, and M for mixed. To receive credit, give a short justification for each of your answers. Cost of lumber. Wages paid to employees who wait on customers if paid $300 per week. Wages paid to employees who wait on customers if paid on commission 20 % of product sold. Wages paid to employees who wait on customers if paid $150 per week plus 10 % Commission on product sold Insurance paid on retail store Cost of shelving for the showroom. Cost of nails