The treasurer of ABC, Inc., has projected the cash flows of projects A,B, and C as follows: Suppose the relevant discount rate is 12 percent a year. a. Compute the profitability index for each of the three projects. b. Compute the NPV for each of the three projects. c. Suppose these three projects are independent. Which project(s) should ABC accept based on the profitability index rule? d. Suppose these three projects are mutually exclusive. Which project(s) should ABC accept based on the profitability index rule? e. Suppose ABC's budget for these projects is $450,000. The projects are not divisible. Which project(s) should ABC accept