In September, Larson Inc. sold 45,000 units of its only product for $284,000, and incurred a total cost of $265,000, of which $29,000 was fixed costs. The flexible budget for September showed total sales of $340,000. Among variances of the period were: total variable cost flexible-budget variance, $8,500U; total flexible-budget variance. $71,000U; and, sales volume variance, in terms of contribution margin, $31,000U. The budgeted fixed cost for September, to the nearest dollar, was: Multiple Choice $22,500 O o $41,500 O O $79,500. O O $90,000 O $109,000