OK so the best choice given will be option C.
.60 x .40 = .24 so the patient has a 24% chance of surviving the surgery and the damage healing
Usually just considered an idea. Some say it's a theory, others a hypothesis. I feel like it's just an idea with NO facts whatsoever.
The answer is false. Bulimia can do damage to the esaphogus and other parts of alimentary system.