A" and "an" are indefinite articles that precede nouns or maybe the adjectives modifying nouns. In English grammar, "a" and "an" are determiners, which means they specify the identity or quantity of anything, and for the two phrases, that amount is "one"—the term from which they're derived. While in the https://theprettierlife.com/discovering-your-dream-home-with-heather-fabris-real-estate-your-trusted-guide-in-realizing-your-vision/