In the following four options about P2P file-sharing, which one is not correct?
A.
P2P file-sharing is highly scalable.
B.
P2P file-sharing relies on P2P architecture.
C.
The means for locating content in different P2P file-sharing are different.
D.
P2P file-sharing systems not only share MP3s,but also videos, software, documents and images.