You are distributing a large video game file using BitTorrent. First, you upload the initial file
and make it available via a central server called a tracker. Other users can then connect to
the tracker and download the file. Each user who downloads the file makes it available to
other users to download. The use of BitTorrent significantly reduces the original provider’s
hardware and bandwidth resource costs. BitTorrent is an example of what type of network?

A.
Virtual private network (VPN)

B.
Centralized network

C.
Client-server network

D.
Peer-to-peer (P2P) network