Câu 5: Salesforce Certified Platform App Builder

You need to ensure that the value in a custom field "Source Country" is validated against the standard list of ISO countries that are valid for the particular type of order, when the order is saved. What is the best way to achieve this requirement?

1. A. Create a validation rule using a CASE statement.
2. B. Create a validation rule using the VLOOKUP function. — đáp án hiện tại
3. C. Create a before trigger and validate the value using APEX code.
4. D. Create an after trigger and validate the value using APEX code.