| Response Type | Definition | Interventionist’s Countermeasure |
|---|---|---|
| Correct Response | When the subject performs a functional communication skill appropriate to the situation using the AAC app. | Reinforcement provided |
| Incorrect Response | When a functional communication skill inappropriate to the situation is exhibited using the AAC app, even after modeling is provided. (e.g. pressing the “Help me” button in a request situation, or when no response occurs.) | Prompting is provided, followed by reinforcement after the correct response experience. |