Which commands should a network administrator use to configure a RADIUS server on a Dell EMC N-Series switch?

Which commands should a network administrator use to configure a RADIUS server on a Dell EMC N-Series switch?
A . Switch-1(config)# radius 10.1.1.111
Switch-1(config-radius)# name RADIUS-Server
Switch-1(config-radius)# key secretkey
B . Switch-1(config)# radius server auth 10.1.1.111
Switch-l(config-radius)# name
RADIUS-Server
Switch-1(config-radius)# key "secretkey"
C . Switch-1(config)# radius auth 10.1.1.111
Switch-1(config-radius)# name "RADIUS-
Server" Switch-1(config-radius)# key "secretKey"
D . Switch-1(config)# radius auth server 10.1.1.111
Switch-1(config-radius)# name
RADIUS-Server
Switch-1(config-radius)# key "secretKey"