The Fry Store spends $33,800 a week to pay bills and maintains a lower cash balance limit of $17,000. The standard deviation of the disbursements is $5,200. The applicable weekly interest rate is .033 percent and the fixed cost of transferring funds is $52. What is the optimal average cash balance based on the Miller-Orr model? OA) $31,764 B) $28,906 C) $36,639 D) $33,369 E) $38,211