Respuesta :
I think this happened because since the young woman used to speak regional dialect of the area and now she stopped to speak some other language, her friends don't accept her anymore because they feel envious probably because they wish they knew that language or mad that the young woman wont stay who she was originally and stop trying to be something successful in life and just stay at the bottom with them since they're not doing anything.
Because when you learn a different language you are also taught about your own language. You may not know what adverbs are until you learn another language because we use slang in our native language. So when we learn how to speak our language properly we sound more educated. They thought that she was acting as if she was better than them, in an grammar aspect.