Now that you have your appropriate education to become an OTA, do you have plans to continue that career path as an Occupational Therapist? When you answer this question be sure to let the hiring manager know that you do plan to stay with their particular office or clinic. If you are quite content staying an OTA be sure to follow your answer by stating you hope to work with the company for a long period of time.
"I would like to become an Occupational Therapist in the next five years. I would really like the opportunity to be employed with your clinic long term."