Refer to the exhibit.

The exhibit shows the current AP deployment In a warehouse that stores frozen food goods:
* APs are mounted on the ceiling, which is 15 feet (4.6 m) high.
* Shelves are 12 feet (3.7 m) high and are typically fully stocked.
This customer indicates that their current wireless performance is inadequate.
What should the network architect include in the new solution to resolve this issue?