Why is the username name secret password command preferred over the username name password password command?

Why is the username name secret password command preferred over the username name password password command?

• It uses the MD5 algorithm for encrypting passwords.
• It uses the standard type 7 algorithm for encrypting passwords.
• It allows the administrator to configure passwords of any length.
• It does not require the login local command to enable the local database for authentication.

Exam with this question: CCNA Security Chapter 2 Exam (CCNAS v1.2)