Answer:
A. Planned budgeted value of work scheduled.
Explanation:
Earned Value system is a technique used in project management in estimating how well a project is doing in terms of the project budget and allocated schedule. It is used in estimating project efficiency in terms of the estimated deliverables. It helps in checking of the project is going according to "plan". Project efficiencies are measured against the baseline of a project which is the planned budgeted value of work with the aid of earned value system in order to quickly track any deviations in the project.