A Citrix Administrator needs to set up two-factor authentication on NetScaler Gateway for mobile devices.
Which two actions should the administrator take to allow users to log on using mobile devices? (Choose two.)

A.
Create a pre-authentication policy

B.
Create a RADIUS authentication policy

C.
Bind the LDAP policy for primary authentication

D.
Bind the RADIUS policy for primary authentication

E.
Bind the RADIUS policy for secondary authentication