Final answer:
The intended aesthetic impact of an excerpt that uses multilingual elements likely aims to provide cultural depth and challenge conventional expectations, as exemplified by author Sandra Cisneros in her bicultural writing.
Step-by-step explanation:
The question revolves around understanding the aesthetic impact of an excerpt, likely from a literary piece, which appears to use multilingual elements to convey themes or character dynamics. Without the specific excerpt, it's challenging to determine the best description of its intended impact. However, based on the provided options and reference materials, we can infer that the author may be using language as a tool to create cultural depth and to challenge conventional narrative expectations. For instance, Sandra Cisneros, as mentioned in the references, uses her bi-cultural background to write in two languages, which helps her to communicate cultural individualities effectively and meet or challenge conventional expectations, thereby possibly emphasizing the theme of respecting one's cultural heritage or revealing a character's personal growth.