Which environment-specific configuration is used in AEM as a Cloud Service to store private API keys?
Correct Answer: C
This syntax allows the developer to reference a secret variable that is stored in the Cloud Manager UI under Environment Details > Variables. The secret variable name must start with a lowercase letter and can contain alphanumeric characters and underscores.References: https://experienceleague.adobe.com/docs/experience-manager-cloud-service/implementing/deploying/configurin