Final answer:
A descriptive autoclitic is a statement made by the speaker that provides additional information about their current emotional or motivational state. For example, saying 'I'm really excited to go to the party tonight.' is an autoclitic indicating the speaker's emotional condition.
Step-by-step explanation:
A descriptive autoclitic is a term used in behavior analysis to describe a statement made by the speaker that provides additional information about their current emotional or motivational state.
An example would be option a) "I'm really excited to go to the party tonight." In this example, the speaker is using the autoclitic "excited" to indicate their emotional condition.
This statement adds information about the speaker's emotional state, specifically that they are feeling excited.
Other examples from the provided options include b) "I'm feeling quite bored with this lecture." indicating the speaker's emotional state of boredom, c) "I'm scared of spiders, you know." indicating the speaker's emotional state of fear, and d) "I think I'm happy with the results." indicating the speaker's emotional state of happiness.