Because by the time man came to be on the earth, circa 4000 BC according to Bible chronology, the dinosaurs as we know them were long, long gone. Millions of years gone, in fact.
The men and women mentioned in the Bible would have known nothing of and have had no interaction with dinosaurs as they did with other animals, therefore, they are not mentioned. Furthermore, the Bible isn’t a zoological work, and while many animals are mentioned in the scriptures, it’s certainly not an exhaustive list.
Hilarious images from creationist publications of dinosaurs in Noah’s Ark are entertaining but have no scriptural or historical basis at all.
Cultural diffusion is the spread of cultural beliefs and social activities from one group of people to another. Through cultural diffusion, horizons are broadened and people become more culturally rich.
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"<span>b. The North became fully integrated" is the best option from the list, since the North was already ahead of the South in terms of integration, but there were still racial issues. </span>