Can you please help me out please I will mark you as b please give the right answer

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.

1. according to mla citation style rules, when citing a book by more than one author, the authors' names should a. be listed alphabetically by first name. b. be listed alphabetically by last name. c. be listed in the order in which they appear on the title page. d. follow the title of the book. 2.which of the following items is not necessary to include in summary notes? a. all the information that is relevant to your topic and purpose b. complete publication information c. the time and date you read the source material d. specific examples 3. which of the following is not an objective of synthesizing sources? a. reviewing key ideas on a topic b. combining opinions and general statements c. exploring different points of view d. understanding the topic in depth 4.when punctuating quotations, commas and are placed inside the quotation marks. a. semicolons b. periods c. colons d. page numbers in parentheses 5. in academic writing, why would you prefer to rely on information from scholarly journals rather than magazines? a. authors in scholarly journals are generally specialists in their field. b. magazines use every-day experiences and discuss popular topics. c. scholarly journals never include visuals. d. scholarly journals are more difficult to find, and therefore more valuable. 6.when punctuating direct quotations, use a after the verb that introduces the quotation. a. comma b. dash c. colon d. seimicolon

2. page 1: schlosser describes "just another gorgeous rocky mountain vista. and yet cheyenne mountain is hardly pristine." why do you think schlosser describes the beautiful cheyenne mountain scene in detail before describing the military installation that lies inside?