UVC has deployed custom tabs to Production via change sets, without including the profiles settings. What is true about the visibility of custom tabs in Enterprise Edition?

The app builder at UVC has been asked to ensure that the amount field ispopulated when the stage is set to closed won. What can be used to meet this requirement?

Cool Air Conditioners has been using Service Cloud to manage cases, but are now considering using it to manage field service jobs. They would like to track field service activity and assignment to technicians. What is the recommended solution to meet these requirements? Choose 1 answer.

An app builder has deployed a change set from a sandbox to production. There is a long delay in the deployment.
What can be causing the delay?

Universal Containers wants users to have access to the pricing guidelines document when viewing a Contract related to an Account.
What feature should an app builder use to create easy access to the document?