Which two configurations can you perform to allow Cisco Unified Communications Manager SIP trunks to send an offer in the INVITE?

A.	Enable the Media Termination Point Required option on the SIP trunk.
B.	Enable the Early Offer Support for Voice and Video Calls option on the SIP profile.
C.	Select the Display IE Delivery check box in the gateway configuration.
D.	Select the Enable Inbound FastStart check box on the Cisco Unified Communications Manager servers.
E.	Select the SRTP Allowed check box on the SIP trunk.
F.	Execute the isdn switch-type primary-ni command globally.