A is a climate-controlled building or set of buildings that houses database servers and the systems that deliver mission-critical information and services.

"Data center" is the correct answer for the above question.

Explanation:

The data center is a hub or a house that is used to hold the computers and the hardware of storage to store the database.The database is the collection of data that is stored for the future prospective.The database can be unstructured or structured, but all are stored in the hardware of the computer system and that type of computer system is stored on the particular place that stores the data is known as a data center.The above concept is also asked by the question. Hence the answer is data center.

Hay i i wanted to make sure you have a good day today how are you and call not text but something like that