Final answer:
The student's question involves formatting a chart by applying Style 9 and Monochromatic Palette 3 within spreadsheet software, indicating a task in Computers and Technology.
Step-by-step explanation:
The question involves applying a specific chart style and color combination to a chart in a spreadsheet, presumptively using a software like Microsoft Excel or a similar spreadsheet application. When the question asks to apply the Style 9 style to the Swimming Attendance chart on Sheet1, it refers to selecting the chart and then choosing a predefined format known as Style 9 from the chart styles available. Afterward, the instruction to apply the Monochromatic Palette 3 color combination would mean changing the color scheme of the chart to one that consists of varying shades of a single color, in this case, Palette 3 should provide a specific set of hues. This process involves formatting the aesthetic aspects of data presentation in a chart to make it visually appealing and readable.