Sometimes if the administration of glucose is not timed properly, insulin ... ...

Sometimes if the administration of glucose is not timed properly, insulin is injected but an individual does not eat for a prolonged period of time. This can lead to insulin shock, during which a person loses consciousness and can die. The probable cause of insulin shock is:
(A) The injected insulin causes the blood sugar to become so low that glucose is not available to fuel the body’s needs.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in 16. The Digestive, Respiratory, and Urinary Systems: Absorption and Excretion