Which phrase can replace the underlined adjective clause in the following sentence?

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.

Match each poem with the subculture or counterculture from which it came. hip–hop counterculture feminist counterculture beat generation a. "pay attention, here's the thick of the plot/i pulled up to the corner at the end of my block/and that's when i saw this beautiful girly–girl walkin'/i picked up my car phone to perpetrate like i was talkin'" (jazzy jeff and the fresh prince) b. "for no church told me/no guru holds me/no advice/just stone/of new york" (jack kerouac) c. "you fit into me/ like a hook into an eye/a fish hook/an open eye" (margaret atwood)

Which statement best describes the authors use of a claim and a counterclaim in the passage