The solution isn't work

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The solution isn’t work

Your code so far


<body>
<script>
  const dataset = [12, 31, 22, 17, 25, 18, 29, 14, 9];

  d3.select("body").selectAll("h2")
    .data(dataset)
    .enter()
    .append("h2")
    .text((d) => (d + " USD"))
    // Add your code below this line

    .style("color", (d) => {
      if (d < 20){
        return 'red'
      }
      else {
        return 'green'
      }
    })

    // Add your code above this line
</script>
</body>

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User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:74.0) Gecko/20100101 Firefox/74.0.

Challenge: Change Styles Based on Data

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