> when you have an acronym that you tend to say the individual letters of, do you change the a/an? It depends on the sound the acronym, or initialism, starts w

> when you have an acronym that you tend to say the individual letters of, do you change the a/an? It depends on the sound the acronym, or initialism, starts with. So "an FBI" because you say "EFF-BEE-EYE" vs. "a CIA agent".