Your network contains an Active Directory domain named contoso.com.
The domain contains a Microsoft System center 2012 infrastructure.
You deploy a second System Center 2012 infrastructure in a test environment.
You create a service template named Template1 in both System Center 2012 infrastructures.
For self-service users, you create a service offering for Template1.
The users create 20 instances of Template1.
You modify Template1 in the test environment.
You export the service template to a file named Templatel.xml.
You need to ensure that the changes to Template1 can be applied to the existing instances in the production environment.
What should you do when you import the template?

A.
Create a new service template.

B.
Overwrite the current service template.

C.
Change the release number of the service template.

D.
Change the name of the service template.