Assignment Given: 1. Construct a precedence network based on the activity description below. Label activities in the network by their activity letters. Remove any redundant dependencies. Activity A and B start the project. A takes 3 days to complete, B takes 4. The start of Activity C follows the start of A by 2 days and is completed 3 days after the completion of B. Chas a duration of 5 days. Activity D follows the completion of A and takes 3 days. The start of E happens 3 days after the completion of D and 2 days after the start of C. The duration of E is 2 days. Activities F and G have E as a predecessor and take 3 days each to complete. Activity H can start 2 days after the completion of F, and 5 days after the start of E.H has a duration of 1. The start of Activity) follows the completion of H by 1 day and takes 4 days to complete. 2. Based on the following duration, calculate: a. Early start times and early finish times b. Late start times and Late finish times c. Total floats and free floats 3. Identify critical activities and critical path(s)