Contoso.Ltd, has an Active Directory Domain Services (AD DS) domain named contoso.com. The domain
and forest functional levels are set to Windows Server 2008 R2. You have a property configured
certification authority (CA). All servers run Windows Server 2012 R2.
You have the following requirements.
. Users must not be able to attach specific documents to e-mail messages or copy the files to a personal
USB device.
. Finance department users must be able to access the solution from their domain-joined windows
devices on the corporate network over the internet without any additional configuration.
. Finance department uses must be able to access the documents even if the primary server fails.
What should you do?

Your network contains an Active Directory domain named contoso.com
You plan to implement Network Load Balancing (NLB)
You need to identify which network services and application can be load balance by using NLB.
Which three services and applications should you identify?