Answer:
c
Explanation:
Most likely because of (ain't)
A coordinating conjunction is used to link phrases, words, clauses, or sentences of equal rank. The coordinating conjunctions are for, and, nor, but, or, yet, and so. In the paragraph you have given above, sentence 4 and sentence 6 have used the coordinating conjunction "and". In your choices, Sentence 4 appears; thus, it's the best answer.
A. Sentence 4
The answer is A to make an argument or explain a process
I can say that it depends on what you're writing like if you're writing a song then maybe you can search "Historical Songs" in the search engine and that may help you. I hope this helps.