For dental caries to develop which conditions, must occur simultaneously?

A) There must be a susceptible tooth and host.
B) Cariogenic microorganisms must be present in a sufficient quantity.
C) There must be frequent oral consumption of refined sugars.
D) Both A and B.
E) All of the above.

E
Explanation: E) For caries to develop, four conditions must occur simultaneously: (1 ) there must be a susceptible tooth and host; (2 ) cariogenic microorganisms must be present in a sufficient quantity; (3 ) there must be frequent oral consumption of refined; and (4 ) this process must occur over a period of time.