54. Which kind of metabolic poison would most directly interfere with glycolysis?
(A) an agent that reacts with oxygen and depletes its concentration in the cell
(B) an agent that reacts with NADH and oxidizes it to NAD+
(C) an agent that inhibits the formation of acetyl coenzyme A
(D) an agent that closely mimics the structure of glucose but is not metabolized
(E) an agent that binds to pyruvate and inactivates it