{"version":"1.0","type":"rich","title":"Refactored Bar Chart","description":"This refactored bar chart displays the population of ten countries from a 2019 UN dataset, fetched via D3’s `csv()` utility and rendered as SVG rectangles. The code organizes visualization logic into separate React components—`AxisBottom`, `AxisLeft`, and `Marks`—using D3 scale functions like `scaleBand` and `scaleLinear` to map data to coordinates, with axes and bars drawn declaratively.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/e3753e5dbf00425798493d8c759df454?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}