A patient presented with a bacterial infection that produced an endotoxin that was found, after extensive laboratory analysis, to inhibit phosphoenolpyruvate carboxykinase.

Administration of a high dose of glucagon to this patient 2 to 3 hours after a high- carbohydrate meal would result in which one of the following?
(A) A substantial increase in blood glucose levels
(B) A decrease in blood glucose levels
(C) Have little effect on blood glucose levels