Final answer:
Una persona is the feminine noun.
Step-by-step explanation:
Out of the options provided, una persona is the feminine noun. In Spanish, nouns are categorized as masculine or feminine. Feminine nouns are usually indicated by the use of the article "la" or "una". For example, "la chica" (the girl) and "una mujer" (a woman) are both feminine nouns. In this case, "una persona" is the correct feminine noun option.
Learn more about Feminine nouns in Spanish