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Using the NPV function, you can write a formula to determine the net present value of the income flows for a project, including the initial investment, as follows: Select one: O a. NPV+Initial investment Ob.-Initial investment+NPV OC-NPV-Initial investment O d. none of the above Question 12 Not yet answered Marked out of 1.00 Remove flag When testing a worksheet, it's best to use numbers like Select one: a. 10, 100, 1000 Ob. 1,77, 129 O c. 13, 27,88 O d. 12, 124, 248 Question 13 Not yet answered Marked out of 1.00 Remove flag In projects where cash flows are negative at both the beginning and the end of the project life, the results of the NPV and IRR are often Select one: O a. contradictory O b. none of the above O cerror-generating O d. similar