a. Choose the correct network diagram for this project. A. C. b. Determine the critical path and project duration. b. Determine the critical path and project duration. The critical path is path and the project duration is days. (Enter your response as an integer.) c. Calculate the slack for each activity. (Enter your responses as integers.) a. Choose the correct network diagram for this project. A. C. b. Determine the critical path and project duration. b. Determine the critical path and project duration. The critical path is path and the project duration is days. (Enter your response as an integer.) c. Calculate the slack for each activity. (Enter your responses as integers.)