You have data that is stored in the Archive access tier of an Azure Storage account. Which of the following must be done before you can access the data in the storage account?

Answer options:

A.The data must be restored
B.The data must be backed up with Azure Backup
C.The data needs to be copied by using the azcopy.exe tool
D.The data needs to be rehydrated

Answer : D 
When you have an object in the archive access tier, in order to access the object, it needs to be rehydrated. 
An example is given below wherein an object is in the Archive access tier and needs to be rehydrated. 

Option A is incorrect because the data needs to be rehydrated and not restored
Option B is incorrect because we don’t need to back up the data
Option C is incorrect because we can’t access objects in the archive access tier
For more information on Storage Access tiers, please visit the below URL 

https://docs.microsoft.com/en-us/azure/storage/blobs/storage-blob-storage-tiers?tabs=azure-portal