The Behaviors tab of the Format Report dialog allows you to specify the way (behavior) the report elements will appear on the printing form.
Process selection / Process exact selection
Specify whether the text selection should or should not be processed (precisely) for the printing form.
Tick off the elements to expand in the report: groups, details, cards.
If this option is selected, the table will be resized automatically to fit the page by width.
The Preview area on the right illustrates the changes you have made.