Chaining procedure

S​‌‍‍‍‌‍‍‌‍‌‌‍‍‍‌‍‌‌‌‍​etting the Scene: Freddie is a 7-year old second grader. He was diagnosed with autism when he was 2 years old. Freddie has a loving family that consists of his mother, father, and two older brothers. Recently, Freddie woke up in the middle of the night in terrible pain — it was a severe toothache. […]