Who is the implied listener

Which of the following choices best describe the error in this sentences

I have but one lamp by which my feet are guided, and that is the lamp of experience. Do any of u guys know what this means?

The high school principal gives a speech to the school board in which she wants to demonstrate the improved math scores of students over the past five years. Which visual aid would most effectively support the speaker's argument? A.

In Romeo and Juliet, what kind of father is Capulet? Use quotes to support as evidence.

Zuri's parrot can speak several languages, it also has its own TV show. Answer: Zuri's parrot can speak several languages; it also has its own TV show.

A blogger writes that the new "U-Phone" is superior to any other on the market. Before buying the U-Phone based on this review, a savvy consumer should

Analyze Willoughby. What kind of tone does Austen use when describing Willoughby?

At which stage of the family life cycle do parents become empty nesters and have time to focus on one another?

Which word is modified by the italicized adverb in the sentence below

Which citation is correctly punctuated in MLA style?