A project manager takes over a project that is going over schedule and finds that the network diagram is prepared using the arrow diagramming method (ADM). It will be easier to do schedule trade-offs...

A project manager takes over a project that is going over schedule and finds that the network diagram is prepared using the arrow diagramming method (ADM). It will be easier to do schedule trade-offs if the network diagram had been prepared using the precedence diagramming method (PDM). What is the main step for converting this network diagram?a.Use the convert option in the project management softwareb.Determine the type of dependencies between the linked tasksc.Change the arrows to boxesd.Find an expert