A. a messenger or representative, especially one on a diplomatic mission

an envoy

Explanation:

hope this helps

i would say c, admiration because the narrator related to the main character and she, too, once felt ashamed about her culture and wished to be an american girl to impress a boy. she felt admiration because her mom prepared her favorite foods when her and robert's (the guy she liked) family all came together and had a family reunion.

well stockyards mean a large yard containing pens and sheds, typically adjacent to a slaughterhouse, in which livestock is kept and sorted. and i'm assuming that by party you   mean a large group of people which does make sense because chicago is a very crowded place much like new york. stockyards tend to take up a lot of room due to needing the area for pens to keep animals in and the fact that stockyards are usually right by slaughterhouse where they process and distribute the product. so its much like a zoo but with some dead animal products close by.