clarified

Author: dlepow

includes/container-registry-tasks-user-assigned-id.md

@@ -18,13 +18,13 @@ Create an identity named *myACRTasksId* in your subscription using the [az ident
 az identity create --resource-group myResourceGroup --name myACRTasksId
 ```
 
-To configure the user-assigned identity in the following steps, use the [az identity show][az-identity-show] command to store the identity's resource ID, service principal ID, and client ID in variables.
+To configure the user-assigned identity in the following steps, use the [az identity show][az-identity-show] command to store the identity's resource ID, principal ID, and client ID in variables.
 
 ```azurecli
 # Get resource ID of the user-assigned identity
 resourceID=$(az identity show --resource-group myResourceGroup --name myACRTasksId --query id --output tsv)
 
-# Get service principal ID of the user-assigned identity
+# Get principal ID of the task's user-assigned identity
 principalID=$(az identity show --resource-group myResourceGroup --name myACRTasksId --query principalId --output tsv)
 
 # Get client ID of the user-assigned identity