Which of the following statements below regarding the process of developing a project budget is true? Budgeting for effort includes the costs for all non-people resources. Overhead costs show the...

Which of the following statements below regarding the process of developing a project budget is true?

• Budgeting for effort includes the costs for all non-people resources.


• Overhead costs show the costs of external resources utilized by the project.


• The project manager should refer to the responsibility matrix when developing the budget.


• The project manager may refer to budget estimates from prior projects.