Your company network has two physical locations configured in a geo-clustered
environment. You create a Blob storage account in Azure that contains all the data
associated with your company.
You need to ensure that the data remains available in the event of a site outage.
Which storage option should you enable?
A.
Locally redundant storage
B.
Geo-redundant storage
C.
Zone-redundant storage
D.
Read-only geo-redundant storage
D
>>Read-access geo-redundant storage (RA-GRS) maximizes availability for your storage account
https://azure.microsoft.com/en-us/documentation/articles/storage-redundancy/