Who else is here and is bored

You are reading an informational text for english class, and you find a lot of words you don't know. your teacher says you don't need to look up all of them in the dictionary, only the ones you need to get the main point of the text. how could text features you figure out which words to look up?

Explain what effect the repetition of the lines brennan on the moor, brennan on the moor, bold and undaunted stood young brennan on the has on the meaning of the poem. answer asap. you!

Which is not among the style choices a writer would use, if he or she is trying to establish a formal writing style/