Câu 47: Salesforce Certified Platform App Builder

Universal Containers uses a custom object called Projects. When managers assign projects they set a custom field on the Project record called Estimated Hours. Once set, users should be able to decrease but not increase the value. How can an app builder meet this requirement?

1. A. Create a validation rule that uses the PRIORVALUE function — đáp án hiện tại
2. B. Create a process builder to update the record type
3. C. Create a formula field that uses the PREVGROUPVAL function
4. D. Create a formula default value for the custom field