Everyone Deserves to Smile mobile dentist office budgeted for 4,355 patient visits a year. Everyone Deserves to Smile actually saw 4,465 patients during the year and they have provided the following data: Variable Portion per Fixed Portion for Budget patient visit for Budget Actual Results Revenue $73.00 $406,300 Personnel Expenses $80,000 $74,000 Medical Supplies $11.00 $38,500 Occupancy Expenses $10,000 $1.00 $16,000 Admin Expenses $18,000 $0.50 $19,850 Based on the given information, what is the volume variance for personnel expenses? A. $0 B. $6,000 Unfavorable OC. $6,000 Favorable OD. Cannot be determined