Used to make a statement, ask a question, or give a command

Here is the list of the answers of the given statements above:
1. used to make a statement, ask a question, or give a command. = verb
2. modifies a word or word group other than a noun or pronoun. = adverb
3. shows relationship of noun or pronoun to rest of the sentence. =preposition
4. connects words, phrases, clauses. = conjunction
5. modifies a noun or noun substitute. = adjective
6. simple exclamations. = interjection
7. names a person, place, or thing. = noun
8. noun substitute. = pronoun

We use punctuation to make a statement, ask questions, and give a command. Some examples of punctuation include the exclamation mark !, the question mark ?, and the period. Hope that helped.