Sauer Milk Incorporated wants to determine the minimum cost of capital point for the firm. Assume it is considering the following financial plans: 0.1. Compute the weighted average cost for four plans. Note: Do not round intermediate calculations. Input your answers as a percent rounded to 2 decimal places. a-1. Compute the weighted average cost for four plans. Note: Do not round intermediate calculations. Input your answers as a percent rounded to 2 decimal places. Answer is not complete. a-2. Which of the four plans has the lowest weighted average cost of capital? Plan A Plan B Plan C Plan D