Universal Containers (UC) has built a custom time tracking app for its employees on a...

The Identity Only license is designed for users who need Salesforce Identity services without broad CRM object access. Salesforce documentation positions it for scenarios where employees or other internal users need to authenticate with Salesforce credentials and access connected applications, but they do not require the full set of standard Salesforce business objects. That makes it a good fit for benefits portals, employee hubs, or third-party workforce apps that rely on Salesforce for identity rather than for CRM usage. External Identity is aimed at external audiences such as customers or partners, while Identity Connect is synchronization software rather than an end-user license. The licensing decision follows the user population and the scope of application access more than the authentication protocol itself. This is why option A is the best answer in Salesforce terms.