Exhibit 2. Consider the following network. The activity durations (in days) are shown in the nodes, the variance of all activities is 1 day except for activities D, F, and G; their variance is 2 days. A3 7. Refer to Exhibit 2. How long will it take to complete the project? A) 24 days B) 25 days C) 26 days D) 27 days E) None of the above answers is correct. 8. Refer to Exhibit 2. The project manager is negotiating a contract that will provide a substantial bonus if they can complete the project within an agreed deadline. What deadline would give them a 75% chance of finishing the project? A) 26.78 days B) 27.86 days C) 28.67 days D) 29.87 days E) None of the above answers is correct.