Colorful ABC behavior chart. Use this chart to understand what your student’s/client’s behavior is communicating. - The letter ‘A’ stands for ‘Antecedent’ and describes what happened before the behavior occurred. - The letter ‘B’ stands for ‘Behavior’ and describes the behavior that occurred. - The letter “C” stands for ‘Consequence’ and describes what happened immediately after the behavior. By tracking and analyzing these elements, you'll gain valuable insights into your student’s/client’s