Which item numbers refer to the definition of bibliography

Read the section "trump wants a change in terms."which sentence from the section shows why there are discussions about the future of nafta? a)he has said that he wants to change the terms of the agreement and has even threatened to pull the u. s. out of nafta. b)in response, negotiators from all three countries have been meeting to discuss possible changes to the agreement. c)the sixth round of talks was held in montreal, canada, on january 29.d)nafta has allowed goods to travel freely across north america.

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.

Which statement best describes the intended aesthetic impact of this excerpt?