The sentence that includes an allusion is: Like a Grinch, he hated the holidays.
Because it refers to Grinch, a character from a well-known film, who hated Christmas.
This could be answered if you have presented what Semester A is. As the question says,
<span><span>"Consider the quotations above. Then pick a story from Semester A and evaluate how the social context and the characters work together not only to provide a vivid setting, but also to help explain and develop the characters' thoughts, words, and actions."
</span>Probably, the answer that you can get is that, based from the quotations, it talks about the society, as an individual and as a community. You cannot understand personality not unless you are and in that personality.</span>