The authors purpose suggested by the text is explain how to use the guitar because it's not trying to convince you to buy a guitar and it isn't teaching you about all the parts on the guitar just how to tune the strings. Hope you found this helpful!
The answer is:
The poet uses repetition to highlight how much water surrounds the sailors.
Repetition is a literary and rhetorical device which involves the recurrence of a word or phrase for emphasis, to add intensity and to make the speaker's ideas and thoughts more straightforward.
In the passage from "The Rime of the Ancient Mariner," the author Samuel Taylor Coleridge makes use of repetition to make more forceful the fact that the sailor is thirsty in a motionless ship, in the middle of water but unable to consume it.
The answer is C because there is only a dependent clause.
C. to a wedding guest passing in the street.