Which of the Following Feature Is True About Catalysts

Which of the following feature is true about catalysts?

A) Catalysts appear in the overall stoichiometry of the reaction being catalyzed.
B) The reaction rate of a catalyzed reaction is slower than the reaction rate of the uncatalyzed reaction at the same temperature.
C) Catalysts increase the reaction rate of a chemical reaction by being consumed in the process.
D) The net change in energy that results from a reaction is affected by the presence of a catalyst.
E) Catalysts increase the reaction rates of both the forward and the reverse reactions by the same amount.