To extend the divider line to the x-axis labels, follow these steps:
2.
Select Tick Marks > Divider Lines to add the lines, or Lower Frame to add a frame around the axis area.
Figure 8.34 Divider Lines
To remove an axis label, right-click a numeric axis and select Remove Axis Label. The last label added is removed.
2.
Select Rotate Text.
3.
2.
Select Edit > Copy Frame Contents.
4.
Select Edit > Paste Frame Contents.
2.
Select Edit > Copy Axis Settings.
4.
Select Edit > Paste Axis Settings.

Help created on 7/12/2018