When securing paper rolls with eyes crosswise, which of the following can be used to prevent side-to-side shifting when there is more than 8 inches of space to the wall?

Requirements for eyes crosswise: prevent rolls from shifting toward either wall.
If there is more than a total of 203 mm (8 in) of space between the ends of a paper roll and other rolls or the walls of the vehicle, use one of these methods:
- Void fillers (such as honeycomb).
- Blocking.
- Bracing.
- Friction mats.
- Tiedowns.