Resource planning determines project roles, responsibilities, and reporting relationships. Project roles can be designated for persons or groups. All the following will be outputs from the Plan Resource Management process EXCEPT: a) Project organization charts b) Resource availability c) Roles and responsibilities d) Staffing management plan Which of the following are inputs to Estimate Costs? a) Resources, a project plan, and a risk assessment Ob) An estimate from management, a risk assessment, and resources c) Resources, a work breakdown structure, and historical records d) An estimate from management, a work breakdown structure, and a project plan