You are walking on a graveled road. As you look down at your feet, you can make out the varied shapes, sizes and colors, and the jagged edges of the rocks, but as you look at the road in the distance, the rocks appear smaller and smoother. This differing view of the rocks illustrates:

(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.”)

The associated press is a wire service in of news around the world. 1.portable 2.importer 3.reporter 4.transport which will fill in the blank need plz

Insert comma today we went to the store to the post office and to the park