Answer:
2. It was created to connect geographically dispersed researchers with high powered research computers.
3. The first message was sent through ARPANET in 1969 and it was decommissioned in 1990.
5. It led to the development of the Internet.
Explanation:
Probably the anti virus, so you don't get a virus from downloading the anti spyware program.
The difference between abstract language and abstract language is that abstract language is known through the intellect and concrete language is known through the senses.
<h3>What are abstract and concrete languages?</h3>
The abstract language uses the words like kind, truth, grace, etc. It is a form of language that indicates the intellectual, but concrete language can be known by the senses.
Thus, the distinction between concrete and abstract language is that concrete language is understood via the senses, whereas abstract language is understood through the mind.
To learn more about abstract and concrete languages, refer to the link:
brainly.com/question/16550006
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