Oral Health Is Fundamental to Overall Health,and Supports Peoples' Ability

Oral health is fundamental to overall health,and supports peoples' ability to eat,sleep and socialise;in Australia,oral health is a significant marker of social inequality.Dental disease is:

A) one of the least prevalent diseases in Australia.
B) one of the most prevalent diseases in Australian children under the age of 12 years.
C) among the most prevalent and most costly diseases in Australia.
D) one of the most prevalent diseases in Australians over the age of 65 years.