Which sentence uses the simple past form of the verb dance?

a.
they had danced quickly across the stage at the auditorium.

b.
they were dancing quickly across the stage at the auditorium.

c.
they dance quickly across the stage at the auditorium.

d.
they danced quickly across the stage at the auditorium

(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.”)

What central idea does this passage develop? the impact of fate the integrity of leaders the ruthlessness of power the importance of friendship

Which sentence best build the suspense