Refer to the graph below which depicts demand and pricing for residential (r), commercial (c), and industrial (i) electric utility customers. If the demand schedule for commercial customers is Qc=100,000*Pc-2., what is the profit-maximizing price Pc that the utility could charge? Pricing of Multiple Products: Independent Demands Utility - Electric [or Gas] Service Dr MC Pr DC Pc Di PI $10 = EMR=MRi E * MRi Profit Maximizing Prices MRr MRC Qr QC Electricity O A. 20. O B. 14. O C. 12.50. O D. 12.0. O E. 11.0