You are designing a Windows Azure application that will execute long-running business processes.
Applying a configuration change requires role instances to recycle.
You must not recycle until processing is finished.
You need to recommend an approach for applying configuration changes.
What should you recommend?

A.
Apply the service configuration changes to the role instance and then recycle the role instance.

B.
Suspend each role instance and then apply the service configuration changes to the role instance.

C.
Before a change to the service configuration is applied to the role instance, defer recycling until processing is complete.

D.
After a change to the service configuration is applied to the role instance, defer recycling until processing is complete.