Answer:
"Facial-feedback hypothesis"
Explanation:
In psychology, the idea behind the facial-feedback hypothesis is that the facial expressions we make directly influence our emotional experiences.
The question mentions that Kathyrn seemed to enjoy the show more once she was prompted by her mom to smile while watching it. This would be a prime example of this theory. I hope this helped!
Indians is what he called them
He was a renaissance mathematician and astronomer
