The speakers then
mixed dog - directed speech with non-dog-related words and adultdirected speech with dog - related words, to allow the researchers to
understand whether it was the high - pitched
emotional tone of the speech that dogs were attracted to or the words themselves.
The TEC assesses nine different components of emotion
understanding: (1) recognition of facial expressions, (2)
understanding of external causes of emotions, (3)
understanding of desire - based emotions, (4)
understanding of belief - based emotions, (5)
understanding of the influence of a reminder on present
emotional states, (6)
understanding of the possibility to regulate
emotional states, (7)
understanding of the possibility of hiding
emotional states, (8)
understanding of
mixed emotions, and (9)
understanding of moral emotions.