To add markers for every data point in a chart, click the markers check box in the Sparkline Tools Design tab, Show group.
Sparkline is a tiny chart found in a worksheet cell of Microsoft Excel, which provide end users with a visual representation of data.
Generally, Sparklines are typically used for showing various trends in a set of data values such as:
In conclusion, you can add markers for every data point in a chart, by clicking the markers check box in the Sparkline Tools Design tab, Show group.
Read more on Sparkline here: https://brainly.com/question/10053553