Question

Kirsten, a 4-year-old, is playing with her building blocks. her mother announces that they have to leave to pick up kirsten's sister. kirsten launches into a tantrum. what is the explanation for kirsten's reaction?

Answer 1

She has learned in the past that when her mother says that "they have to go pick up her sister" she has to stop playing with her blocks and she doesn't want to stop playing with her blocks.