review comment

Author: gitName

articles/api-management/llm-content-safety-policy.md

@@ -32,7 +32,7 @@ Use the policy in scenarios such as the following:
 ## Prerequisites
 
 * An [Azure AI Content Safety](/azure/ai-services/content-safety/) resource. 
-* An API Management [backend](backends.md) configured to route content safety API calls and authenticate to the Azure AI Content Safety service, in the form `https://<content-safety-service-name>.cognitiveservices.azure.com`. Managed identity is recommended for authentication.
+* An API Management [backend](backends.md) configured to route content safety API calls and authenticate to the Azure AI Content Safety service, in the form `https://<content-safety-service-name>.cognitiveservices.azure.com`. Managed identity with Cognitive Services User role is recommended for authentication.
 
 
 ## Policy statement
@@ -71,7 +71,7 @@ Use the policy in scenarios such as the following:
 
 | Attribute           | Description                                                                                           | Required | Default |
 | -------------- | ----------------------------------------------------------------------------------------------------- | -------- | ------- |
-| output-type	| Specifies how severity levels are returned by Azure AI Content Safety. The attribute must have one of the following values.<br /><br />  `FourSeverityLevels`: Output severities in four levels: 0,2,4,6.<br/>- `EightSeverityLevels`: Output severities in eight levels: 0,1,2,3,4,5,6,7.<br/><br/>Policy expressions are allowed.	| No	| `FourSeverityLevels` |
+| output-type	| Specifies how severity levels are returned by Azure AI Content Safety. The attribute must have one of the following values.<br /><br />- `FourSeverityLevels`: Output severities in four levels: 0,2,4,6.<br/>- `EightSeverityLevels`: Output severities in eight levels: 0,1,2,3,4,5,6,7.<br/><br/>Policy expressions are allowed.	| No	| `FourSeverityLevels` |
 
 
 ### category attributes