Which code causes only a Level 2 adjacency to be formed under the SONET interface so-2/2/2 withFrame Relay encapsulation?Which code causes only a Level 2 adjacency to be formed under the SONET interface so-2/2/2 with Frame Relay encapsulation?（）

A. It profiles based on bandwidth.
B. It profiles based on loss priority.
C. It prevents traffic loss through buffering.
D. It prevents global synchronization with tail drops.

A. 5 minutes
B. 30 minutes
C. 60 minutes
D. 90 minutes

A. authentication-order radius;
B. authentication-order password;
C. authentication-order [radius password];
D. authentication-order [password radius];