Final answer:
The correct article for 'amigo' is 'un'. Indefinite articles like 'an' are used before words starting with a vowel.
Explanation:
The correct article for the word amigo is un.
The indefinite article an is used before words that begin with a vowel (a, e, i, o, u).
For example, you would say an apple because apple starts with a vowel.
Learn more about Indefinite articles in English here:
https://brainly.com/question/44449442
