What point of view does jefferson davis express in this excerpt from his inaugural address?

Im writing an essay and i need an honest opinion on the prompt i will lgive a and 20 points asap. tell me if you think its ok to test on animals? why or why not? if no then do you think it would be ok to test on humans instead?

However, the idea of real-life people living in what would become the united states for thousands of years before columbus ever left spain never dawned on me. what would be the best way to revise this sentence for greater clarity? a) however, the fact that columbus left spain thousands of years after people settled what would become the united states never dawned on me. b) it never dawned on me, however, the idea of real-life people living in what would become the united states for thousands of years before columbus ever left spain. c) however, the fact that people were already living in what would become the united states for thousands of years before columbus ever left spain never dawned on me. d) however, the idea never dawned on me that long before columbus ever left spain, real-life people lived for thousands of years in what would become the united states.

What does the video on the wilderness downtown website incorporate to create the end product?