GRE Reading Comprehension: ETS-GRE阅读ETS - 450CA743EHT3108I7

According to the passage, classical chemical reactions and tunneling reactions are alike in which of the following ways? A. In both types of reactions, reacting molecules have to rise over the barrier between the two wells. B. In both types of reactions, a transition is made from the bottom of one potential well to the bottom of another. C. In neither type of reaction does the height of the barrier between the wells remain constant. D. In neither type of reaction does the rate of a chemical reaction depend on its activation energy. E. In both types of reactions, reacting molecules are able to go through the barrier between the two wells.