To limit the fields available in the customer portal, the administrator should use Field-Level Security to remove access to the unwanted fields. Field-Level Security is a feature that allows the administrator to control the visibility and editability of fields for different profiles and permission sets. The administrator can use Field-Level Security to hide or make read-only the technical codes and internal information fields for the customer portal profile or permission set.

To create a partner user from an enabled partner account, the correct sequence of steps is C. A partner user is a user who has access to your Experience Cloud site through a partner account. A partner account is an account that has the Is Partner checkbox enabled. To enable a partner user, you need to view the partner account contact, select Manage External User, select Enable Partner User, edit the user record to assign the correct role and profile, and save.

To remove all the spammers' posts and comments from the Experience Cloud site, DR should utilize the Insights reports by creating and using a custom action to remove them. Insights reports are reports that show the activity and engagement metrics on DR's site, such as page views, likes, comments, flags, and moderation actions. DR can use Insights reports to identify the spammers' posts and comments based on the flagging reasons or other criteria. DR can also create a custom action that allows DR to remove multiple posts or comments at once from the Insights reports.

The ExperienceBundle Metadata API allows you to retrieve, deploy, create, update, or delete an Experience Cloud site's metadata definition in a single API call. To use this API, you need to enable the "Enable ExperienceBundle Metadata API" setting in the Experience Cloud site's administration settings.