Sipple Furniture's master budget for the year includes $366,000 for fixed supervisory salaries. Practical capacity, which is used to set the fixed overhead allocation rate, is 700 units per month. Supervisory salaries are expected to be incurred uniformly throughout the year. During August, the company produced 450 units, incurred production supervisory salaries of $30,000, and reported underapplied fixed overhead of $24,000 for supervisory salaries. What is Sipple Furniture's supervisory salaries spending (budget) variance for August? Is this variance favorable (F) or unfavorable (U)? (Leave no cell blank; if thereis no effect enter "0" and select "None" from dropdown.)

*****Budget Variance ------ F or U.