You have an Azure Databricks workspace named workspace1 in the Standard pricing tier. You need to configure workspace1 to support autoscaling all-purpose clusters. The solution must meet the following requirements: ✑ Automatically scale down workers when the cluster is underutilized for three minutes. ✑ Minimize the time it takes to scale to the maximum number of workers. ✑ Minimize costs. What should you do first?
A. Enable container services for workspace1.
B. Upgrade workspace1 to the Premium pricing tier.
C. Set Cluster Mode to High Concurrency.
D. Create a cluster policy in workspace1.