Final answer:
Kelly is most likely receiving psychotherapy, a type of biological treatment that involves talk therapy sessions with a trained psychiatrist to help individuals control their brain activity.
Step-by-step explanation:
Kelly is most likely receiving psychotherapy, which is a type of biological treatment for controlling brain activity. Psychotherapy involves talk therapy sessions with a trained psychiatrist to help individuals understand and manage their thoughts, emotions, and behaviors. It does not involve the use of medications or invasive procedures like electroconvulsive therapy or deep-brain stimulation.