Which two options must be selected in the SIP Trunk Security Profile configuration between Cisco Unified Communications Manager and Expressway?

Which two options must be selected in the SIP Trunk Security Profile configuration between Cisco Unified Communications Manager and Expressway?
(Choose two)
A. Enable application-level authorization
B. Accept presence subscription
C. Accept out-of-dialog refer
D. Accept unsolicited notification
E. Accept replaces header
F. Transmit security status
G. Allow charging header

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