SERVICE AGENTS ARE REQUIRED TO CONFIRM A USER IDENTITY BEFORE PROVIDING SUPPORT INFORMATION OVER THE PHONE. WHAT FEATURE CAN AN APP BUILDER USE TO HELP AGENTS MEET THIS REQUIREMENT?

Cloud Kicks wants to know the total value of all won Opportunities for Accounts and display it on the record.
What type of summary should the app builder use in the roll-up summary field?

Universal Containers assigns system access via permission sets and permission set groups to ensure each user has proper access. One department with varying levels of support staff has five consistent permission sets they require in order to complete their duties. Some higher-level staff have additional permission sets that are only required for them.
How should an app builder recommend assigning permission sets to users?

Cloud Kicks (CK) wants to simultaneously delete a Suppliere record and all Supplierltem__c records if a partnership ends with a supplier.
What solution could an app builder use to meet the requirement?

The convert button on leads should NOT appear until the lead status picklist is set to a qualified. What should an app builder suggest to meet these requirements?