This is a multiple-response question. Both A and D are valid and complementary approaches. Option A: XSIAM's RBAC allows fine- grained control over permissions, including who can install content packs. By restricting content pack installation privileges to specific roles assigned only in the 'Production' tenant, you can prevent unauthorized deployment. This is a fundamental security control. Option D: XSIAM (XSOAR) supports private content pack repositories or marketplace mirroring. You can create a dedicated content pack repository that is configured to be accessible only by the 'Production' tenant's marketplace settings. This provides a technical segregation of content sources. You wouldn't even see the pack available in the other tenants' marketplaces. This is a very strong and common approach for enterprise multi-tenant environments. Option B is a runtime check but doesn't prevent installation or discovery, and relies on tenant IDs which might not be consistently named or could be bypassed. Option C manages source code access but doesn't control deployment within XSIAM. Option E is a valid architectural choice for extreme isolation but often impractical for typical dev/test/prod separation on a single XSIAM platform.