Completely Clueless on how to solve

Tell us what’s happening:

Your code so far

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

  const w = 500;
  const h = 100;

  const svg ="body")
                .attr("width", w)
                .attr("height", h);

     .attr("x", (d, i) => {
       // Add your code below this line

       // Add your code above this line
     .attr("y", 0)
     .attr("width", 25)
     .attr("height", 100);

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.108 Safari/537.36.

Challenge: Dynamically Set the Coordinates for Each Bar

Link to the challenge:

What part of the challenge description or the instructions do you not understand?