Why did student activism receive so much media attention?

Which punctuation mark would best fill in the blanks in the following sentence in the past year i visited denver, colorado portland oregon and seattle washington

Can some one me with english? modernist poetry broke traditions in works that did all of the following except: question 1 options: a) experimented with language, symbolism, and imagery b) challenged rules about point of view, rhyme scheme, meter, and capitalization c) focused on the poem’s appearance on the page as a form of self-expression d) addressed subjects and ideas that had been explored in poetry for centuries.

(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.”)