C is the correct answer for this one :D
The answer is All of the above.
Answer: Take a specific dose of insulin.
Explanation:
The type 1 diabetes is controlled by taking an optimum amount of insulin in the body which controls the blood pressure.
The blood glucose level of the blood if increases more than 150 mg/dL then medicines should be taken in order to decrease the blood glucose.
The blood glucose level of Erika is 260 mg/ dl then should immediately seek for insulin to lower down the blood glucose level.
B) The evidence did not support the idea
I think it's A....hope that helps at least