What are three best practices that should be used when deploying Salesforce functionality to production? Choose 3 answers

Universal Containers initiates cases based on electronic transmissions from power units. The case management process is as follows: A work order is submitted to a field service team to perform a technical review.
After the technical review is closed, an agent needs to contact the customers to review the activities.
Cases can only be closed after the customer review has been completed.
Universal Containers needs to determine whether the work orders and customer contacts should be stored as child cases or on a related custom object.
Which three aspects should the consultant consider to meet these requirements?
Choose 3 answers

Universal Containers requires that users have the ability to view specific cases, as determined by the product type field on the case. An email should be sent to the users when a case to which they have access is created or closed. What should a consultant recommend to meet these requirements? (Choose 2)

Universal Containers has scheduled a major upgrade to its Customer Community next month. The community is expected to be unavailable for approximately 8 hours. The executive team is concerned about how the upgrade and associated outage will impact customers. Which three measures should the Consultant recommend to ensure transparency during the upgrade process? Choose 3 answers

Universal Containers wants customers to have the ability to log cases with structured data and route based on Urgency and Product Line.
How should a Consultant accomplish this?