To add a sort to a report in Report Design view, you use the _____ button

A) Header & Footer
B) Sections
C) Group & Sort
D) A to Z

To add a sort to a report in Report Design view, you use the "Group & Sort" button. This allows you to specify the criteria by which you want the report to be sorted, such as by date, category, or location. Sorting can be performed in ascending or descending order.