Read the following sentence and then select the sentence that would best clarify its meaning: Jackson went to his friend's house to play his game.

Jackson went to Jackson's friend's house to play Jackson's friend's game.
Jackson wanted to play Jackson's game, so he went to his friend's house.
Jackson went to his friend's house to play Jackson's game.
Jackson wanted to play his game, so he went to his friend's house.

(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.”)

In order to restrict editing to a document, a user will go to review, , restrict editing, and will then select what kinds of editing are allowed.

The pop quiz surprised natasha more than read the sentence and choose the correct pronoun.