you are the project manager for the project below. you have two civil engineers to do the tasks. the gantt chart after the initial phase of planning shows the project will finish in 24 days. the numbers in the gantt chart below represents the number of civil engineers needed for the task. (the gantt chart is displayed in increments of 4 days). business center project precedence 4 8 12 16 20 24 (a) create construction plans - 2 2 2 (b) traffic study - 2 2 (c) service availability check - 1 (d) staff report a, b 1 (e) make revisions a, b, c 2 2 (f) finalize the construction plan e