An Antecedent in Applied Behavior Analysis (ABA) refers to any event or condition that occurs immediately before a behaviorBehavior refers to any activity or action that living o.... Antecedents can trigger or cue a behavior, and understanding them helps identify why a behavior occurs.
Example:
In a classroom, the teacher says, “It’s time for math,” and the student begins tapping their pencil. The teacher’s instruction (“It’s time for math”) is the antecedent that triggered the tapping behavior.