A company has just set up an Azure subscription and an Azure tenant. They want to start deploying resources on the Azure platform. They want to use an Azure service that could create and update the resources as a group, rather than handling them individually, within the Azure subscription. 
Which of the following could be used for this requirement?

Answer options:

A.Availability Zones
B.Azure Resource Groups
C.Azure Resource Manager
D.Azure Regions

Answer – C 
This can be done with the help of the Azure Resource Manager. 
The Microsoft documentation mentions the following. 

Since this is clearly mentioned in the documentation, all other options are incorrect. 
For more information on Azure Resource Manager, please visit the below URL- 

https://docs.microsoft.com/en-us/azure/azure-resource-manager/resource-group-overview