Consider the same pedestrian foot over the bridge project and answer the following:

a. As the sole accountable person, it is challenging to manage the project efficiently. Therefore, you may have to decentralize the roles and activities associated with the project to the other stakeholders. Considering the decentralization of the accountability, create a RACI model to manage the progress and maintain the specified quality of the project.

b. Create an estimated budget for the project. (you may consider hypothetical data)