C) Transdermal
All patch forms of use are transdermal.
Because the tree moves the water and food around through the cambium. If it cannot go through the cambium, they tree will have nothing to eat and slowly, die.
Answer:
D) Bathroom
Explanation:
Bathrooms are commonly close to the center of the house, and don't have windows, which makes them incredibly safe in event of tornadoes, leaving the only better places storm shelters, or basements.