【单选题】Which of the following statements best summarizes the main theme of the passage
A.
Type I and Type II diabetes are best treated by maintaining a high-protein diet
B.
Type II diabetes is a distinct condition that can be managed by maintaining a healthy diet
C.
Type I diabetes is an insidious condition most harmful when the patient is not taking daily insulin injections.
D.
s who suspect they may have Type II diabetes should immediately adopt a highcarbohydrate diet.