What effect does the command reload in 30 have when entered into a router?

What effect does the command reload in 30 have when entered into a router?

• If a router process freezes, the router reloads automatically.
• If a packet from a denied source attempts to enter an interface where an ACL is applied, the router reloads in 30 minutes.
• If a remote connection lasts for longer than 30 minutes, the router forces the remote user off.
• A router automatically reloads in 30 minutes.

Exam with this question: CCNA Discovery 3: DRSEnt Chapter 8 Exam