Below is budgeted production and sales information for Octofic Cans, Inc. for the month of March: Estimated beginning inventory Desired ending inventory Region I, anticipated sales Region II, anticipated sales Aluminum 12,000 units 15,000 units 380,000 units 125,000 units Tin 6,000 units 4,000 units 85,000 units 25,000 units The unit selling price for aluminum cans is $0.15 and for tin cans is $0.20. Budgeted production for tin cans during the month is: Ca. 112,000 units. Ob. 108,000 units. c. 120,000 units. d. 83,000 units. Which of the following is true of a variable cost? O a. Total variable cost remains constant with changes in the number of goods sold. Ob. Total variable cost decreases with an increase in the number of goods sold. c. Unit variable cost remains constant with changes in production d. Unit variable cost decreases with an increase in production