What type of error can be found in the paragraph below?

have you ever visited mt. rushmore. my family took a trip to mt. rushmore when i was in seventh grade. it was a magnificent sight!

subject/verb agreement
punctuation
capitalization
spelling

How does the narrator’s knowledge of his postapocalyptic world in "by the waters of babylon” affect his reactions to the different settings? it motivates him to make up stories about the world and the places he explores. it has caused him to fear the settings outside the hill country, so he tries to avoid them. it forces him to reject what he sees and experiences himself at various locations in the story. it makes him cautious about new settings yet open-minded and critical of what he experiences.

What word or phrase is modified by the prepositional phrase in the sentence below? marisol's puppy likes napping under the couch because it is warm and cozy

How many stanzas does this poem have, shall i compare thee to a summer day?