Treats cancer by removing it. a. chemotherapy b. immunotherapy c. surgery d. hormones

The correct answer is C. surgery. Surgery is the only option among these ones that treats cancer by removing it. A surgeon performs a surgery and removes a cancer from a person's body, and thus they are possibly healed. Chemotherapy uses drugs and radiation to get rid of the cancer. Immunotherapy uses substances, and hormones can affect a cancer, but not physically remove it from the body the way a surgery can.

This gel or liquid can be placed under the tongue of an unconscious person. this is important because you should never pour anything down the throat of an unconscious person-- s/he could choke.