A company has just setup an Azure subscription and an Azure tenant. They want to use services that would fulfil different requirements. Which of the following can be used for the following requirement? 
“Be able to organize resources for billing purposes”

Answer options:

A.Azure resource locks
B.Azure Policies
C.Azure Blueprints
D.Azure resource tags

Answer : D 
Azure resource tags can be used to organize resources. You can then view the billing aspect of the resources based on resource tags.
Option A is incorrect since this used to protect from the accidental deletion of resources
Option B is incorrect since this used as a governance service for your resources
Option C is incorrect since this used to orchestrate the deployment of resources
For more information on Azure resource tags, please visit the below URL 

https://docs.microsoft.com/en-us/azure/azure-resource-manager/management/tag-resources