It is impossible with Ark extract multiple selected items via DnD because you'll lose the selection and only the item on which you have started the dragging would be extracted... Reproducible: Always Steps to Reproduce: 1. Open an archive with Ark. 2. Select multiple files. 3. Start dragging them. Actual Results: As soon you start dragging, you'll lose the selection and only one item will be dragged. Expected Results: All the items should be dragged.
*** This bug has been marked as a duplicate of bug 319698 ***