Consider the following projects: Project D E Cash Flows ($) Co -10,500 -20,500 Ci 21,000 35,875 Assume that the projects are mutually exclusive and that the opportunity cost of capital is 10%. a. Calculate the profitability index for each project. (Do not round intermediate calculations. Round your answers to 2 decimal places.) Project Profitability Index 2.82 D E 2.59 b-1. Calculate the profitability-index using the incremental cash flows. (Do not round intermediate calculations. Round your answer to 2 decimal places.) Profitability-index 1.29 b-2. Which project should you choose? Project D O Project E