Answer:
The second one
Explanation:
I used some info from go.ogle, as it says "Serous membranes secrete a slight amount of lubricating fluid." Which it also says "Lubricant fluids are liquid mixtures typically used for lubrication, protection, friction reduction and cooling of metal surfaces belonging to mechanical gears in operation." So using this knowledge their is a possibility her skin is protected by this "Fluid"
Could I get brainliest
