Scenаriо Mrs. Rоssitаnо comes in for аn appointment one morning with her 2-year old Cocker Spaniel, Thomas. She is concerned because Thomas has been shaking his head and pawing his ears a lot lately. You get Thomas and Mrs. Rossitano from the waiting area and take them to an exam room. Thomas has been seen at your clinic since he was four months old. He is neutered, up to date on vaccines, and has been dewormed. You decide to begin by taking a history. What is the first information you should obtain when taking a history? (1pt)