The customer service team at Universal containers uses a custom Project object to track their customer projects. An App builder needs to create a relationship between the project object and the related client Account record. A private sharing model is in place for both Accounts and projects. Which statement is true when creating an Account lookup field on the Project object? Choose 2 answers

UVC uses a custom object to track expense reports. They would like to automatically post updates in a record's feed whenever an expense report has been approved. Which social feature can be used to accomplish this?

Universal container would like to use a chatter group for their mergers and acquisitions team to collaborate on potential new projects. This project should not be visible for non-members to see or join, and can be accessed by invites only.

An app builder received a request to extend record access beyond the organization-wide defaults configured. Which two features satisfy this requirement?
Choose 2 answers

A Service Coordinator (SC) for Ursa Major Solar (UMS) does a final review of work orders owned by a technician for a specific region before the records are submitted for an invoice. Before closing out the work order, the SC needs to modify data or remove attachments that were added by mistake. The SC also needs access to any other related records owned by the technician.
What solution would provide the required access, given a private data model?