What tone does the author create by referring the watermarks in glen canyon as "the bathtub ring"

While doing your research, all of the following would be good secondary sources to use to develop a general overview about the vietnam war, except: a. the encyclopedia britannica b. an interview with a veteran of the war c. a textbook on the history of the 20th century d. an online resource such as ‘wikipedia. org’ or ‘’

That pattern of stanzas from which a poem is built is called ?

In this unit we learned about arguments and rhetoric. in an argument we use ,not informal language