Which one of the following statements about cloud computing is wrong?

A$.$ There are three types of cloud computing: IaaS, PaaS, and SaaS.

B$.$ IaaS mainly provides virtual machines with the given hardware specs you need.

C$.$ Cloud computing is a type of distributed computing that requires high$-$speed networks.

D$.$ Cloud computing is often used for big data analysis so that a large amount of data can be stored an processed in a single machine.