You need to reduce the amount of time required for data synchronization

You manage a cloud service that is running in two small instances. The cloud service hosts
a help desk application. The application utilizes a virtual network connection to synchronize
data to the company’s internal accounting system.
You need to reduce the amount of time required for data synchronization.
What should you do?

A.
Configure the servers as large instances and re-deploy.

B.
Increase the instance count to three.

C.
Deploy the application to Azure Web Sites.

D.
Increase the processors allocated to the instances.

Explanation:
http://msdn.microsoft.com/en-us/library/azure/dn197896.aspx