The nurse instructs the client with diabetes mellitus that it is vital to recognize and treat hypoglycemia promptly based on which of the following knowledge

A. Hypoglycemia can cause brain damage.
B. Hypoglycemia necessitates increased insulin dosage.
C. The client may become dehydrated quickly.
D. The client may become confused, increasing the risk of injury.

检测±500kV电压等级的绝缘子串时，当发现同一串中的零值绝缘子片数达到几片时，应立即停止检测。