Ais an object, person, or animal that represents something beyond itself.
symbol
theme
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main idea

(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.”)

Which excerpt is told from third-person point of view? o a. i walked slowly along the canal and said aloud to myself, "emma, what are you doing here? " b. you walked slowly along the canal and said aloud to yourself, "i have no idea what i'm doing here. c. emma walked sidly along the canal and said aloud to herself. "i don't have a clue what i'm doing here." d. walking slowly along the canal. i said aloud to myself, "emma, you have no idea what you're doing here.

Accepted is to fact as unproven is to