I am trying to complete the "Visualize Your Business Processes and Salesforce Data" trail but it is telling error.

Challenge Not yet complete... here's what's wrong:
The 'Property Listings' report does not appear to be using a scatter chart.

I followed all the steps still i am not able to complete it.
Please help

So maybe I'm missing something here, but I was working through the Create and Customize List Views section of the Lightning Experience Customization and the Challenge section is missing. I tried logging out, then back in and checked several browsers with no luck. Anyone else experience this problem. Here's a screenshot:

I am trying to complete the "Visualize Your Business Processes and Salesforce Data" trail but it is telling error.

Challenge Not yet complete... here's what's wrong:
The 'Property Listings' report does not appear to be using a scatter chart.

I followed all the steps still i am not able to complete it.
Please help