HELP PLEASE! STORY IS FROM “The Danger of a Single Story” And tell me why you chose that answer

Read the sentence.our band practices on mondays at josef’s thursdays at lena’s and saturdays at my house. what is the correct punctuation

1.which of the following is an example of a secondary source? a. a biography of stephen king b. an interview with stephen king c. a novel by stephen king d. stephen king's letters to his editor 2.why should academic writers use the third-person point of view for a research paper? a. when using it, you can easily switch to a different point of view. b. it keeps your writing simple. c. it limits your credibility. d. it allows you to be more objective in your writing. 3.the author of a source may be considered reliable if he or she a. includes opposing views. b. omits information that doesn't fit his or her opinion. c. bends facts to make a point. d. summarizes facts without attribution or citation. 4 which of the following should you take into consideration when determining if an author is biased? a. your age as a reader b. the descriptive and connotative language used in the writing c. your existing personal biases d. the intended audience for the essay

(1) fire extended humans’ geographical boundaries by allowing them to travel into regions that were previously too cold to explore. (2) it also kept predators away, allowing early humans to sleep securely. (3) fire, in fact, has been a significant factor in human development and progress in many ways. (4) other obvious benefits of fire are its uses in cooking and in hunting. (5) probably even more important, however, is that learning to control fire allowed people to change the very rhythm of their lives. (6) before fire, the human daily cycle coincided with the rising and setting of the sun. (7) with fire, though, humans gained time to think and talk about the day’s events and to prepare strategies for coping with tomorrow. the sentence that expresses the main idea is: (type the number of the sentence. then click “go.”)