Which component is NOT part of the theoretical background of ACIS? a . Linguistic development theories b Social groups c. Subsystems such as volition and habituation d Environmental influences

The correct answer is b. Social groups.<br /><br />The theoretical background of ACIS (Assessment of Communication and Interaction Skills) includes linguistic development theories, subsystems such as volition and habituation, and environmental influences. Social groups are not typically considered a component of the theoretical background of ACIS.