A developer needs an Apex method that can process Account or Contact records.
Which method signature should the developer use?

An Approval Process is defined in the Expense_Item__cobject. A business rule dictates that whenever a user changes the Status to 'Submitted' on an Expense_Report__crecord, 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?

How should a developer write unit tests for a private method in an Apex class?

Which three process automations can immediately send an email notification to the owner of an Opportunity when its Amount is changed to be greater than $10,000? (Choose three.)

Universal Containers stores Orders and Line Items in Salesforce. For security reasons, financial representatives are allowed to see information on the Order such as order amount, but they are not allowed to see the Line Items on the Order.
Which type of relationship should be used?