removed "previous version" doc

Author: Tiago Brenck

2-WebApp-graph-user/2-3-Multi-Tenant/README-National-Cloud.md

@@ -314,7 +314,7 @@ services.Configure<OpenIdConnectOptions>(AzureADDefaults.OpenIdScheme, options =
 
 There are two common scenarios regarding data partition on a multi-tenant app. Having a separate database for each tenant or having a single database and using the **tenantId** to separate the data of each tenant. In this sample, we have taken the single database approach to save the ToDo items for all users from all tenants.
 
-If you want to read more about data architecture on multi-tenant apps, please refer to [Choosing a Multi-Tenant Data Architecture](https://docs.microsoft.com/previous-versions/msp-n-p/hh534480(v=pandp.10)) and [Multi-tenant SaaS database tenancy patterns](https://docs.microsoft.com/azure/sql-database/saas-tenancy-app-design-patterns)
+If you want to read more about data architecture on multi-tenant apps, please refer to [Multi-tenant SaaS database tenancy patterns](https://docs.microsoft.com/azure/sql-database/saas-tenancy-app-design-patterns)
 
 `TodoListController.cs` has the basic CRUD actions for `ToDoItem` and each operation takes into account the signed user's **tenantId** to separate data from each tenant. The tenantId can be found in the user' claims.
 
@@ -364,7 +364,6 @@ To learn more about single and multi-tenant apps
 - [Application and service principal objects in Azure Active Directory](https://docs.microsoft.com/en-us/azure/active-directory/develop/app-objects-and-service-principals)
 - [National Clouds](https://docs.microsoft.com/en-us/azure/active-directory/develop/authentication-national-cloud)
 - [Endpoints](https://docs.microsoft.com/en-us/azure/active-directory/develop/active-directory-v2-protocols#endpoints)
-- [Choosing a Multi-Tenant Data Architecture](https://docs.microsoft.com/previous-versions/msp-n-p/hh534480(v=pandp.10))
 - [Multi-tenant SaaS database tenancy patterns](https://docs.microsoft.com/azure/sql-database/saas-tenancy-app-design-patterns)
 
 To learn more about admin consent experiences

2-WebApp-graph-user/2-3-Multi-Tenant/README.md

@@ -290,7 +290,7 @@ services.Configure<OpenIdConnectOptions>(AzureADDefaults.OpenIdScheme, options =
 
 There are two common scenarios regarding data partition on a multi-tenant app. Having a separate database for each tenant or having a single database and using the **tenantId** to separate the data of each tenant. In this sample, we have taken the single database approach to save the ToDo items for all users from all tenants.
 
-If you want to read more about data architecture on multi-tenant apps, please refer to [Choosing a Multi-Tenant Data Architecture](https://docs.microsoft.com/previous-versions/msp-n-p/hh534480(v=pandp.10)) and [Multi-tenant SaaS database tenancy patterns](https://docs.microsoft.com/azure/sql-database/saas-tenancy-app-design-patterns)
+If you want to read more about data architecture on multi-tenant apps, please refer to [Multi-tenant SaaS database tenancy patterns](https://docs.microsoft.com/azure/sql-database/saas-tenancy-app-design-patterns)
 
 `TodoListController.cs` has the basic CRUD actions for `ToDoItem` and each operation takes into account the signed user's **tenantId** to separate data from each tenant. The tenantId can be found in the user' claims.
 
@@ -345,7 +345,6 @@ To learn more about single and multi-tenant apps
 - [Application and service principal objects in Azure Active Directory](https://docs.microsoft.com/en-us/azure/active-directory/develop/app-objects-and-service-principals)
 - [National Clouds](https://docs.microsoft.com/en-us/azure/active-directory/develop/authentication-national-cloud)
 - [Endpoints](https://docs.microsoft.com/en-us/azure/active-directory/develop/active-directory-v2-protocols#endpoints)
-- [Choosing a Multi-Tenant Data Architecture](https://docs.microsoft.com/previous-versions/msp-n-p/hh534480(v=pandp.10))
 - [Multi-tenant SaaS database tenancy patterns](https://docs.microsoft.com/azure/sql-database/saas-tenancy-app-design-patterns)
 
 To learn more about admin consent experiences