The project uses D3.js to create an interactive grouped bar chart that visualizes unemployment rates across different states over multiple years. The chart allows users to select a specific year and view the corresponding unemployment rates for each state.

Features Grouped Bar Chart: Displays unemployment rates for each state, grouped by year. Tooltips: Provides additional information when hovering over bars, showing the exact unemployment rate for the selected year and state. Legend: Indicates the colors corresponding to different years. Hover: Hover over the bars to see the exact unemployment rate for the selected year and state.