The following table contains information about four potential investment projects that Castle Corporation is considering. Project A B C D Required Investment 760,000 $ 1,010,000 $ 1,260,000 $ 1,760,000 Project Life 5 4 4 5 Acctg ROR 28.50% 19.25% 13.75% 16.95% Payback Period 3.7 4.1 3.8 3.2 NPV $ 326,250 $ 304,062 $ 218,170 $ 247,508 Profitability Index 2.41 2.12 1.47 1.42 Required: 1. Rank the four projects in order of preference under each method indicated by the headers: Accounting Rate of Return Payback Period Net Present Value Profitability Index 1st preferred 2nd preferred 3rd preferred 4th preferred