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37 points) Marvel Bank & Trust operates in a very competitive marketplace, using a traditional labor-hour-based system to determine the cost of processing its mortgage loans. Recently, the fimm explored a switch to activity-based costing to determine the wisdom of its previous ways. The following information is available: Activity Cost Drive Driver Units Application $900,000 Applications 4,000 processing Loan underwriting 800,000 Underwriting hours 16,000 Loan closure 880.000 Legal hours 8,000 Total $2.580,000 Two loan applications, among many others, were originated and closed during the year. No. 7439 consumed 3.5 hours in loan underwriting and 1.5 hours in loan closure, for a total of 5.0 hours. No. 7809 also required 5.0 hours of time, subdivided as follows: 2.0 hours in loan underwriting and 3.0 hours in loan closure. Required: C. Is Marvel making a mistake by continuing to use a traditional system that is based on an average labor cost per hour? Why