Give all the calculations and excel

1. [2] The following table summarizes the main activities and precedence relationships for a research project: Activity Predecessors A - Sign contract B - Design survey A C - Identify target market B D - Collect data B. C E - Develop presentation B F - Analyze results D G - Incorporate demographics C H - Give presentation E, F, G Draw a simple Activity On Node (AON) precedence network diagram for this project in the space provided below. 2. [2] Fill-out the corresponding precedence table (below right) for the project whose Activity On Node (AON) precedence network diagram is depicted (below left). Only list the immediate predecessors. Activity Predecessors a b a C d e