When you select a block of data within a spreadsheet, right-click, and
select Graphs of Block Data - Line Plot:
Entire Columns
To create a line plot for each (case) row represented in the block, select Graphs of Block Data - Custom Graph for Entire Row from the spreadsheet shortcut menu..
If you want to create a multiple line plot to allow for comparisons between the values in the columns,
select Graphs of Block Data - Custom Graph for Entire Column from the spreadsheet shortcut menu,
click the More button on the Select Graph dialog,
and select the Single Window (Overlaid) option button.
For more information on 2D line plots, see Stats Graphs - 2D Line Plots or Stats Graphs - 2D Line Plots Case Profiles.