What is the purpose of using SSH to connect to a router?

Question:
What is the purpose of using SSH to connect to a router?

• It allows a secure remote connection to the router command line interface.
• It allows a router to be configured using a graphical interface.
• It allows the router to be monitored through a network management application.
• It allows secure transfer of the IOS software image from an unsecure workstation or server.

Exam with this question: CCNA 1 (v5.1 + v6.0) Chapter 11 Exam Answers