what are the 4 articles in english
Articles belong to the category Determiner.
an, a, the, and possessive nouns (e.g., Joe's, the priest's, my mother's).
Notice that the possessive nouns differ from the other determiners in that they, themselves, are often accompanied by other determiners: "my mother's rug," "the priests's collar," "a dog's life."
Source: A Guide to Writing and Grammar