Which of the following statements is FALSE? A. The transition state is a short-lived, high energy state, intermediate between reactants and products. B. In order for a reaction to occur, reactant molecules must collide. C. A catalyst alters the rate of a reaction and is neither a product nor a reactant in the overall equation. D. The rate of the bimolecular reaction A + B → products is proportional to the frequency of collisions between A and B. E. A reaction of the form, 2 A + B → products, will usually have a one-step mechanism.