What prevents foods or liquids from getting into the lungs

Which statement is true about common childhood infectious disease? a. children should always be given antibiotics to treat an infectious illness. b. frequency of infectious illnesses usually increases as children grow older. c. having a minor infectious illness weakens a child's immune system. d. infectious illnesses are usually mild and require no medication.

What is a common risk associated with illegal drugs?

Answer these and you will be marked this is for 20 points