How does the skin protect the body against illness? Check all that apply.
The skin produces sweat and oil.
The skin acts as a barrier.
The skin identifies and coordinates an immune response.
The skin produces mucus.
The skin causes the body to produce antibodies.

*the skin produces sweat and oil.*
*the skin acts as a barrier*

The skin produces sweat and oil.

*the skin acts as a barrier*

Explanation:

The skin does not identify and coordinate a response, that would be the immune system. The skin doesn't make mucus, the nose does that. The skin also does not make antibodies, the immune system does that.

A.) The skin produces sweat and oil.

B.) The skin acts as a barrier.