Answer: (A) Proxy server
Step-by-step explanation:
Proxy server is one of the type of computer or the application program that basically serves in the form of hub in which the various internet request are processing by the user from the internet secured network.
- Proxy server act in the form of gateway between the internet and the end user.
- It is also known as the intermediary server as they separating the user from website at the time of browsing.
- Proxy server also helps in speed up the network connection and the data as it act as the web filter.
Therefore, Option (A) is correct.