Type 2 moderate ECC refers to:: (A) Isolated carious lesions involving any tooth., (B) Labio lingual extension of caries involving incisors and/or molars., (C) Isolated carious lesion involving incisors and/or molars., (D) Tooth surfaces considered as immune to decay, also involves
Answer is B. Option c is mild.
Option b is moderate.
Option d is severe