The best answer to fill in the blank would be ''Bystander'' because as that role you can go tell any adult or higher authority to stop the fighting so you don't try to be a hero and get yourself hurt as well.
I don't think you mean above the medula oblongata, i think you mean something else because the connection between the two hemispheres is connected by the Corpus Callosum which is above of the thalamus.
The only answer that i can make sense of what you've wrote is A Cerebellum but i don't think you are correct forming your question. Where did you find the question
It helps maintain fluid balance in the body by collecting excess fluid and particulate matter from tissues
Answer:
According to WebMD, the therapeutic approaches used to treat impulse control disorders and obsessive-compulsive disorder (OCD) are often applied to the treatment of sex addiction. These approaches may include medication, individual therapy, support groups, 12-Step programming, trauma therapy, and other research-based modalities.
If Danny thinks he has a problem and wants to make it right, he needs to seek medical attention, tell someone who might know how to help, or possibly call the national hotline at 1-(866)-877-3962
Hope this helps :)