Table 6. The Eight Mental State Categories of Experiment 2 with Example Items.

Mental State Category	Description	Item Examples
Agency	Ability to act independently	Do you think this agent is aware of its actions?
		Do you think this agent can make its own decisions?
Animacy	Alive and consciously aware	Do you think this agent looks alive?
		Do you think this agent has a mind?
Theory of Mind	Ability to understand the minds of others	Do you think this agent can understand your intentions?
		Do you think this agent can understand your emotions?
Emotions	Ability to feel physically and emotionally	Do you think this agent can experience emotion?
		Do you think this agent can experience happiness?
Goals and Preferences	Ability to have its own goals and preferences	Do you think this agent has desires?
		Do you think this agent has goals?
Cognitive Skills	Ability to learn, have thoughts, and be capable of complex behavior	Do you think this agent is capable of complex behavior?
		Do you think this agent can learn?
Social Interactions/Communicative Skills	Ability and willingness to socialize with others	Do you think this agent would hang out with friends?
		Do you think this agent is capable of taking care of another being?
Sense of Humor	Ability to understand and provide humor	Do you think this agent would understand humor?
		Do you think this agent would like jokes?

While two example items are shown, in the actual survey each category had four to five items and were rated on a 1–7 scale with 1 = Definitely Not and 7 = Definitely.