Skin, Voiding, Sneezing, Coughing, Vomiting, Stomach Juices, etc. So many things! :) (even your saliva)
Sebaceous glands produce a substance that moisturizes and protects the skin.Because it produces a substance called sebum. The sebum moisturizes the skin and form a protective layer from infections.
Answer:
3
Explanation:
Vaccines protect travelers from serious diseases. Depending on where you travel, you may come into contact with diseases that are rare in the United States, like yellow fever. Some vaccines may also be required for you to travel to certain places.
The answer your looking for is B that is what i think
