What is a computing network?

Computer networks are the basis of communication in IT. They are used in a huge variety of ways and can include many different types of network. A computer network is a set of computers that are connected together so that they can share information. The earliest examples of computer networks are from the 1960s, but they have come a long way in the half-century since then.

i really dont know but i need bad

explanation:

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the correct answer is: a.)it is never appropriate to use acronyms and emoticons in business communication.