A project manager is evaluating a project's performance using Earned Value Management $($EVM$).$ At month six, the Planned Value $($PV$)$ is $$150,000,$ the Earned Value $($EV$)$ is $$120,000,$ and the Actual Cost $($AC$)$ is $$130,000.$ What does this indicate about the project's schedule and cost performance?The project is ahead of schedule and under budget.The project is behind schedule and over budget.The project is behind schedule but under budget.The project is on schedule but over budget.