Problem: On examination of Arthur, you note that he has Edentulous (has nonatural teeth). Teeth are important to maintain a person's health. demonstrate your understanding by: a. naming the four (4) types of teeth found in the mouth b. discussing the function of the four types of teeth c. considering that in having no natural teeth, what are three (3) nursing interventions we can do to help Arthur? Consider who you could refer Arthur to that could assist him in mouth/gum/dental care, and d. considering that, if untreated, this can lead to potentially serious illness in the mouth. Can you please state two (2) mouth diseases that may develop?