Seven different financing plans with their D-E mixes and costs of debt and equity capital for a new innovations project are summarized below. Use the data to determine what mix of debt and equity capital will result in the lowest WACC. (Note: Problem 10.51 explores these financing plans more deeply using a spreadsheet.) Plan Percentage Rate, % Pere EquityCaptal Percentage Rate, % 100 70 65 50 35 20 14.5 13.0 12.0 11.5 9.9 12.4 7.8 7.8 7.9 9.8 12.5 12.5 30 35 50 4 80 100