please give answer to multiple choice question at the bottom

University Inn's most recent monthly expense analysis report revealed significant cost overruns. The manager was asked to explain the deviations. Below is the "budget v. actual" expense report for the month in question. University Inn Budget vs. Actual Expense Report For The Month Ending October 31, 207 The Inn has observed that utilities, water, food service, staff wages, and laundry costs all vary with activity. The other costs are fixed. The preceding budget was based upon an assumed 70% occupancy rate. The university's football team was on a winning streak and numerous alumni were returning to campus in October, resulting in a 91% occupancy rate during the month. Prepare a "flexible budget" based upon a 91% occupancy rate, and calculate the total variance