The sentence needs commas because the participial phrase is essential.
B. You can be used as both. Here is an example. "You said you wanted this bear, so I got it for you." You is used as both a subject and object pronoun.
Explanation:
The claim for this argument is that you and your parents don't have the same perspective of things.
Foreshadowing means to give hints of the future. Like in "A Tale of two cities" by Charles Dickens, a man writes "Blood" on the wall, that word represents that there's probably a war coming.
