Which of the following properties apply to a content delivery network? (Choose three correct answers.)
A. CDNs require all elements of a web site to be served by the same CDN.
B. CDNs can stream large media files such as movies or music to clients.
C. CDNs are present in multiple locations to serve content close to clients.
D. CDNs serve huge numbers of clients with high bandwidth and low latency.
E. CDNs forward all requests to a backend server and never store content locally.