A server can have many definitions, but in this particular case, the answer is A.
Dear Mr. _____,
I am truly sorry for the inconvenience and I promise to work faster to more quickly solve your problem so that you can continue to enjoy your day without worrying about the situation. Next time I will respond back faster to ensure that your problem is fixed as quickly as possible.
Sincerely,
_____________
Cloud computing, also known as cloud services, cloud concepts or simply the cloud, is a paradigm that allows to offer computer services. through a network, which is usually the Internet.
(data persistence, authentication, messaging, etc.). for example, a Linux system, a web server, and a programming environment such as Perl or Ruby).
Commercial examples are Google App ,Microsoft Azure,
