return ( <html> <head> <title>D3.js Visualization in a Div</title> <script src="https://unpkg.com/d3@7.1.1/dist/d3.min.js"></script> </head> <body> <div id="visualization"></div> <script> const data = [1, 2, 3, 4, 5]; const svg = d3.select("#visualization").append("svg") .attr("width", 400) .attr("height", 200); svg.selectAll("circle") .data(data) .enter() .append("circle").attr("cx", (d, i) => i * 50 + 25) .attr("cy", 100) .attr("r", (d) => d * 2); </script> </body> </html> );