The top reads: Corporation manufactures and sells a single product. The company uses units as the measure of activity and it's budgets and performance reports. During October, the company budgeted for 5,900 units, but it's actual level of activity was 5850 units. The company has provided the following data concerning the formula is used in its budgeting and its actual results for October:

,900 units, but its actual level of activity was 5,850 units. The company has provided the following data co Fixed element per Variable element month per unit $29.90 Revenue Direct labor Direct materials Manufacturing overhead Selling and administrative expenses Total expenses 5.60 8.60 1.30 0-80 37,000 27,200 64,200 $16.30 Actual results for October: Revenue Direct labor Direct materials Manufacturing overhead Selling and administrative expenses $176,095 31,510 49,800 45,775 31,670 The activity variance for net operating income in October would be closest to: $680 U $680 F $1,300 F $1,300 U