What should you configure?

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Your network contains an Active Directory domain named contoso.com. The domain
contains two member servers named Server1 and Server2. All servers run Windows Server
2012 R2.
Server1 and Server2 have the Network Load Balancing (NLB) feature installed. The servers
are configured as nodes in an NLB cluster named Cluster1.
Cluster1 hosts a secure web Application named WebApp1. WebApp1 saves user state
information locally on each node.
You need to ensure that when users connect to WebApp1, their session state is maintained.
What should you configure?

A.
Affinity-None

B.
Affinity-Single

C.
The cluster quorum settings

D.
The failover settings

E.
A file server for general use

F.
The Handling priority

G.
The host priority

H.
Live migration

I.
The possible owner

J.
The preferred owner
K.
Quick migration
L.
the Scale-Out File Server

Explanation:
http://technet.microsoft.com/en-us/library/bb687542.aspx