Which of the following is the best description word

(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.”)

How many stanzas does this poem have, shall i compare thee to a summer day?

Which trait is common to the narrators in these excerpts? a the narrators were born in poverty the narrators were separated from their birth parents c. the narrators grew up to be criminals d the narrators worked hard in lide to improva their ocial status the narrators blamed themselves for their mistortunps