Table 1 Activity OD Predecessor activity(s) Question No. 2 (10 P) Table 2 provides the activities of a small construction project along with durations and dependency. Draw the Activity on Arrow (AOA) network and answer the following: A. Find the project duration and highlight and write the critical path(s). B. Calculate the total float and free float for all activities. Organize your answer in a table. B D E F G H (days) 10 4 5 15 20 10 2 15 5 AB A ED E DC DC Table 2