A production org includes custom objects containing confidential information. A sandbox ix needed that includes data records, excludes all of the confidential objects, and can be refreshed weekly?

Universal Containers has separated business requirements for consumer and Business Opportunities. The sales team work with both types of Opportunities. The app builder created two record types on the Opportunity Object. Which action can now be performed? Choose 2 answers

A manager wants to calculate the number of days an account has been last contacted through mail. Which field should be used to achieve this?

Universal containers wants to ensure that they are accepting clean data from their users and verify that important fields are entered. What should an app builder recommend to meet this requirement?

Universal Containers wants to test code against a subnet of production data that is under 5 GB, Additionally, Universal Containers wants to refresh this sandbox every weekend.
Which type of sandbox should be used to accomplish this?