Riverton Corp., which began business at the start of the current year, had the following data: Planned and actual production: 40,000 units Sales: 34,000 units at $16 per unit Production costs: Variable: $5 per unit Fixed: $334,000 Selling and administrative costs: Variable: $2 per unit Fixed: $34,800 The gross margin that the company would disclose on an absorption-costing income statement is: Multiple Choice O None of the answers is correct. O $90,100. O $306,000. O $21,100. O $40,000