What should you do?

You administer an Azure SQL Database that runs in the S0 service tier. The database stored mission-critical data.

You must meet the following requirements:

• minimize costs associated with hosting the database in Azure

• minimize downtime in the event of an outage

• protect the database from unplanned events

What should you do?
A . Implement a secondary database in the paired region.
B . Ensure that a secondary databases are online and readable at all times.
C . Create a continuously replicated copy.
D . Use backups in a geo-redundant Azure storage (GRS) location.