Refer to the exhibit. Based on the debug aaa authentication and debug tacacs outputs, which statement is true?

Refer to the exhibit. Based on the debug aaa authentication and debug tacacs outputs, which statement is true?

• The attempt of a remote user with the IP address 172.31.60.15 to log in to the router is unsuccessful.
• The authentication process verifies the user credentials to the local database.
• The user with the IP address 172.31.60.15 has been authorized to use privileged EXEC mode.
• The first method defined by the default authentication method list is TACACS+.

Exam with this question: CCNP TSHOOT Chapter 9 Exam Answers (Version 7)