When you navigate to Network: > GlobalProtect > Portals > Method section, which three options are available? (Choose three)

When you navigate to Network: > GlobalProtect > Portals > Method section, which three options are available? (Choose three)
A . user-logon (always on)
B . pre-logon then on-demand
C . on-demand (manual user initiated connection)
D . post-logon (always on)
E . certificate-logon

Answer: A,C,D