How and in what way did the telegraphy alter the prevailing definition of information?

Read the excerpt and answer the question. then i lost my head entirely, mad with the power of exciting such what type of figurative language is used in the excerpt? idiom hyperbole metaphor alliteration

Is "they" an unstressed or stressed syllable?

What is the independent cause in this sentence? "if the poem is about going mad when love is lost, what would happen if love didn't die? "