Which of the following is TRUE concerning unnumbered VPN Tunnel Interfaces (VTIs)?

Which of the following is TRUE concerning unnumbered VPN Tunnel Interfaces (VTIs)?

A.
Local IP addresses are not configured, remote IP addresses are configured

B.
VTI specific additional local and remote IP addresses are not configured

C.
VTIs are only supported on Secure Platform

D.
VTIs cannot be assigned a proxy interface