The blood was everywhere in the operating room, what were the surgeons operating on?\nOptions:\n- soccer game\n- musle\n- vein\n- animals\n- person
Let's think carefully first. Step-by-step reasoning process:
User
Operating room is a place. Surgeries are performed in the operating room. Surgeries are performed on human beings. Operating rooms are found in hospitals for human beings. So the final answer is person.
Assistant