Question 3 The following data pertain to activity and utility costs for last year: Quarter 1 Quarter 2Quarter 3 12,50010,000 $100,000 $92,000 $80,000 $78,000 Quarter 4 Activity level in units 15,000 11,000 Utilities cost Using the high-low method, the cost formula for utilities is: O $4.00 per unit $40,000 plus $4.00 per unit. O $0.25 per unit $17,500 plus $5.50 per unit