Correct Answer - Option 2 : router
A router is a networking device that forwards data packets between computer networks. Routers perform the traffic directing functions on the Internet. Data sent through the internet, such as a web page or email, is in the form of data packets. A router is a hardware device that is used to receive, analyze and forward the incoming packets to another network.
Hence the correct answer is a router.
- The modem is a device that enables a computer to send or receive data over telephone or cable lines.
- Repeaters are network devices operating at the physical layer of the OSI model that amplifies or regenerates an incoming signal before retransmitting it.