What button is selected to initiate the format options for a specific data point in a chart?

To initiate the format options for a specific data point in a chart, selecting the "Format Selection" option is appropriate because it allows you to access formatting options that are directly linked to the particular data point you've chosen. This option gives you the flexibility to adjust the appearance and properties specific to that data point, ensuring that you can tailor the presentation of your data precisely as needed.

This choice reflects a broader functionality within chart software where selecting "Format Selection" often leads to finer details regarding the settings of specific elements, including individual data points, rather than entire series or general chart areas. Other options might focus on formatting the entire series or the chart area, but "Format Selection" allows you to hone in on an individual component for more detailed customization.