Final answer:
The definite article for the noun 'chica' is 'la'.
Step-by-step explanation:
The correct definite article for the noun 'chica' is 'la'. In Spanish, nouns are categorized as either masculine or feminine. 'Chica' is a feminine noun, so it requires the definite article 'la', which means 'the' in English.
Learn more about Definite articles in Spanish