The answer is C. A visual aid is supposed to assist in the understanding of a text, whether it is oral or written. If the user relies too much on the image, he or she might not fully understand the text, or miss an important part of the message.
This is third person omniscient. Omniscient is all seeing, and the author narrator is telling the story as if he witnessed it, but was not included.
The answer is C. It is consistently reliable
The answer would be a simile. It can also be alliteration!
In Act I, Scene 3, Laertes' words to Ophelia draw upon two meanings of the word subject.
The first is a noun, meaning "a citizen of a state." The second is an adjective, meaning "dependent upon."
When Laertes describes Hamlet as being "subject to his birth," he is saying that Hamlet is literally a subject of the king and also dependent upon family obligations. He is not simply free to love Ophelia.