To follow is information about the units produced and total manufacturing costs for Pine Enterprises for the past six months. Month January February March April Number of units produced 9,000 7,500 6,600 6,800 4,100 7,000 Total manufacturing costs $6,700 $8,000 $7,550 $7,650 $5,000 $7,750 May June Using the high-low method, what will the total monthly manufacturing costs be if the company produces 9,400 units? (Round intermediary calculations to the nearest cent. Use the "high" data month to calculate your final answer. Use of the "low" month will result in an approximation of the cost.) O A. $3,550 O B. $3,290 OC. $6,840 OD. $6,440