Which two actions should you perform?

You are the Office 365 administrator for Contoso, Ltd.
Some email messages sent from the trusted domain fabrikam.com are being rejected as spam. Some of these email messages originate inside the fabnkam.com
network, and some of them originate from an application in the fabrikam.com co-located data center.
The fabrikam.com systems administrators have asked you to add their domain and the IP addresses of the data center that hosts their external application to your
list of safe senders.
You need to configure Microsoft Exchange Online Protection.
Which two actions should you perform? Each correct answer presents part of the solution.

A.
Configure a content filter to allow the fabrikam.com domain.

B.
Configure a mail flow rule to bypass spam filtering for the data center IP address range.

C.
Create a connection filter to allow the data center IP address range.

D.
Add the fabrikam.com domain as an accepted domain.

E.
Create an inbound connector for the fabrikam.com domain.

F.
Configure a mail flow rule to bypass spam filtering for the fabrikam.com domain.

Explanation:
http://blogs.msdn.com/b/tzink/archive/2013/07/02/how-to-use-safe-senders-in-eop-and-fope.aspx
http://www.msexchange.org/kbase/ExchangeServerTips/MicrosoftOffice365/ExchangeOnline/safe-andblocked-senders-list-owa-2013-and-office-365.html

http://technet.microsoft.com/en-GB/library/dn198251(v=exchg.150).aspx
Connection Filters
http://technet.microsoft.com/en-us/library/jj200718(v=exchg.150).aspx