Answer:
She uses a synonym context clue (stealthy )
She uses punctuation (little by little)
She also uses a tone clue when she describes "Nature" as something that "encroaches... with long, tenacious fingers"
Explanation:
Certain
because disappointed isn’t as related to perplexed so it won’t make sense.
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!