{"version":"1.0","type":"rich","title":"activity 7","description":"A pie chart displays the top 10 most populous countries in 2022, loading CSV data from a GitHub gist. The code uses D3 v5 modules including `d3.csv`, `d3.pie`, `d3.arc`, `d3.scaleOrdinal`, and `d3.format` to generate SVG paths and text labels showing population values in thousands. A legend with colored rectangles and text identifies each country alongside its population count.","provider_name":"VizHub AI Studio","provider_url":"https://vizhub.com","html":"<iframe src=\"https://vizhub.com/viz/618d7d9a3e08423685e31ff0c53e5149?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"0\"></iframe>","width":960,"height":500,"cache_age":3600}