Your company has a private cloud that is managed by using a System Center 2012 Operations
Manager infra structure.
You have a line-of-business web application named App1.
App1 stores its information in a dedicated Microsoft SQL Server 2008 database.
You need to create a central diagram that contains the complete health information of App1.
You import the SQL, IIS, and Windows Server management packs.
What should you create next?

A.
a dashboard view

B.
a distributed application model

C.
a Service Level Dashboard

D.
a diagram view

Explanation:
You need to create a distributed application first to be able to create the service level dashboard.
First a DA, followed by a service level objective, and finally a Service Level Dashboard.
http://technet.microsoft.com/en-us/library/hh212692.aspx
http://technet.microsoft.com/en-us/library/hh230719.aspx