What is the first step to format a single Sparkline within a group in Excel?
a. Click on any Sparkline within the group
b. Select the entire worksheet
c. Choose a predefined format
d. Highlight and format all Sparklines

How can you ungroup Sparklines in Excel to format them individually?
a. Click: Sparkline Tools -> Design -> Group -> Ungroup
b. Manually adjust each Sparkline
c. Use the Format Painter tool
d. Apply a new Sparkline style

What action is required to format Sparklines individually after ungrouping them?
a. Click: Sparkline Tools -> Design -> Individual -> Format
b. Highlight and format all Sparklines together
c. Choose a new Sparkline type
d. Format options are not available after ungrouping