Hamilton County Parks is planning to develop a new park and recreational area on a re- cently purchased 100-acre tract. Project development activities include clearing play- ground and picnic areas, constructing roads, constructing a shelter house, purchasing picnic equipment, and so on. The following network and activity times (in weeks) are being used in the planning, scheduling, and controlling of this project:

Activity A B C D E F G H I

Time 9 6 6 3 0 3 2 6 3

a. What is the critical path for this network?

b. Show the activity schedule for this project.

c. The park commissioner would like to open the park to the public within six months from the time the work on the project is started. Does this opening date appear to be feasible? Explain.