C. Consider given Data for a Small Project. All duration estimates or estimated times are in days; and the network proceeds from Node 1 to Node 9. Activity A B D E F G H I Initial node Final Node Estimated Duration 1 5 2 3 2 3 3 5 3 2 4 5 6 5 7 6 5 7 5 8 9 6 DOWN J K a. Draw an AOA network diagram representing the project. Put the node numbers in circles and draw arrows from node to node, labeling each arrow with the activity letter and estimated time. b. Identify all of the paths on the network diagram and calculate how long they are? c. What is the critical path for this project and how long is it? d. What is the shortest possible time it will take to complete this project