Vulcan Flyovers offers scenic overflights of Mount Saint Helens, the volcano in Washington State that explosively erupted in 1982 . Data concerning the companys operations in July appear below: The company measures its activity in terms of flights, Customers can buy individuai Eckets for overflights or hire an entire plane for an overtight at a discount Requifed: 1. Prepare a flexible budget performance report for July that includes revenue and spending variances and activity variances. (Indicate the effect of eoch varionce by selecting " F " for fovoroble, " U " for unfevoroble, ond "None" for no effect (fi.e, zero variance), Input oll omounts os positive values.)