A.Require client computers to connect to research intellectual property through a SSL VPN
B.Place SFSQL1 and ATLSQL1 on a separate virtual LAN from the internal network. Grant access to these virtual LAN segments to only the client computers that are used by authorized users
C.Require that communications between SFSQL1, SFFP1, ATLSQL1, and ATLFP1 use IPSec
D.Create a separate subnet for all servers that contain research intellectual property