The Nurse Gives Discharge Instructions to a Person Who Has

The nurse gives discharge instructions to a person who has had a modified radical mastectomy of the right side to perform the "elbow pull-in." Place the steps of the exercise in appropriate order. (Separate letters by a comma and space as follows: A, B, C, D)
A) Pull elbows forward until they touch
B) Lower and straighten the arms
C) Extend arms sideways to shoulder level
D) Bring elbows back and extend arms
E) Clasp hands behind neck