You need to create a custom IAM role for use with a GCP service. All permissions in the role must be suitable for production use.You also want Clearly share with your organization the status of the custom role. This will be the ¬rst version of the custom role. What should you do?
选项：

A: Use permissions in your role that use the 'supported' support level for role permissions. Set the role stage toALPHA while testing the role Permissions.
B: Use permissions in yourrole that use the 'supported' support level for role permissions. Set the role stage to BETA while testing the role Permissions.
C: Use permissions in yourrole that use the 'testing' support level for role permissions. Set the role stage toALPHA while testing the role Permissions.
D: Use permissions in yourrole that use the 'testing' support level for role permissions. Set the role stage to BETA while testing the role Permissions.