What is the law that protects Katrina. I put a picture of the question up

Mucous membranes.. a. cover or line external surface of body. b. line internal body surfaces that are in contact with the environment. c. produce antibodies to combat infection. d. secrete sweat, which has antibacterial enzymes.

Exercise equipment compensates for acting irresponsibly are disregarding the rules of physical activity

Which of the following statements about communication is most accurate