A company named Contoso, Ltd. has the following requirements:
Implement an online content management solution that includes advanced workflow capabilities,

sophisticated communication, and collaboration.
Provide employees with access to the most up-to-date version of Microsoft office.

Manage personal devices that employees use to access corporate resources.

Enable employees to install Office applications on multiple devices.

You need to recommend a licensing solution that minimizes costs.
Which licensing solution should you recommend?