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1. (60pts) Create a project with 10 generic tasks and solve it by using CPM method. Answer the following questions. a) Fill the following table. Identify immediate predecessors and activity times of 10 given activities and satisfying the following constraints (10pts): a. At least one activity must have two or more immediate predecessors. b. At least one activity must have two or more immediate followers. Activity Activity Name Immediate Predecessors Activity Time 1 A1 A2 A4 AS A6 2 3 4 ON A7 A8 A9 10 A10 B b) Draw the AON diagram, apply CPM, and find the project completion time. (Apply forward pass and backward. Show ES, EF, LS, LF, critical path and slack times clearly in the table format)(30pts) c) Crash the project 4 unit of time[months/weeks/days).Determine all the required data. (20pts)