At Universal Containers, the Account object has a Master-Detail relationship with an Invoice custom object. The App Builder would like to change to a lookup field, but is not able to do so.What could be causing this?
A.The invoice Must have at least one Master-Detail field for reporting. B. The Account record includes Invoice roll-up summary fields. C. The Invoice records have existing values in the Account. D. The Account is included in the workflow on the Invoice object.