Information on four Investment proposals is given below: Investment required Present value of cash inflows Net present value Life of the project Investment Proposal C D $(330,000) $(40,000) $ (190,000) $(2,380,000) 480,000 56,500 286,700 3,178,500 $ 150,000 $16,500 $ 96,700 $ 5 years 7 years 6 years 798,500 6 years Required: 1. Compute the profitability Index for each Investment proposal. (Round your answers to 2 decimal places.) 2 Rank the proposals in terms of preference. Investment Profitability Rank Proposal Index Preference A B C D