Which one of the following statements about diabetes mellitus is incorrect?
A.
Type 1 diabetes accounts for about 10% in all cases of primary diabetes.
B.
Type 1 diabetes is commonly considered as an autoimmune disease.
C.
Compared to patients of Type 1 diabetes, patients of Type 2 diabetes are more susceptible to ketoacidosis.
D.
Type 2 diabetes is considered to be resulted from ’relative insulin deficiency’.