[Reference:, You are building a LUIS (Language Understanding) model. You want to add more contributors., Options Review:, Conditional access policy in AAD (A): Controls sign-in/access security, not contributors., Access control (IAM) for prediction resource (C): The prediction resource is for runtime queries, not authoring. Contributors are not added here., Access control (IAM) for authoring resource (B): Correct. Authoring resources control who can edit/train/publish models. You add contributors here., Correct Answer: B. the Access control (IAM) page for the authoring resources in the Azure portal, Reference:Assign roles in LUIS, , , , ]