An Approval Process is defined in the Expense_Item__c. A business rule dictates that whenever a user changes the Status to 'Submitted' on an Expense_Report__c record, all the Expense_Item__c records related to the expense report must enter the approval process individually. Which approach should be used to ensure the business requirement is met?

Universal Containers wants a list button to display a Visualforce page that allows users to edit multiple records.
Which Visualforce feature supports this requirement?

A developer is creating a test coverage for a class and needs to insert records to validate functionality.
Which method annotation should be used to create records for every method in the test class?

What should a developer do to check the code coverage of a class after running all tests?

Which action may cause triggers to fire?