Susan posts a file to the Chatter feed for a record of an object.
Which two statements accurately describe who can view the file by default?

Universal Containers would like to create a custom team solution that can be used on a custom Loan object. The following requirements must be met:
The Loan custom object should be set to Private in the Org-Wide Defaults.
Any user added to the Custom Team object should have Read Only access to the corresponding Loan record. If the Custom Team record is marked as "Primary" then the corresponding user should have Read/Edit access to the corresponding Loan record.
Which two methods will allow the Architect to meet the requirements?
Choose 2 answers.

Sales managers want their team members to help each other close Opportunities. The Opportunity and Account organization-wide defaults are private. To grant Opportunity access to sales reps on the same team, owner ship-based sharing rules were created for each team.
What is the side effect of this approach?

Universal Containers (UC) uses a custom lightning component with an Apex class to display shipment information (custom object, private OWD). UC sales managers are complaining about two important points:
Shipment records that belong to their teams can be seen by other users.
Shipment amount should be visible only by managers, but sales reps are able to view it.Which two features did the development team miss that is causing the problems?
Choose 2 answers.

Which are two valid use cases for programmatic sharing?
Choose 2 answers.