Which of the Following Statements Best Describes the Purpose of a Catalyst

Multiple Choice

Which of the following statements best describes the purpose of a catalyst in a chemical reaction?

A) The purpose of a catalyst is to speed up the rate of the reaction.
B) The purpose of a catalyst is to lower the energy of the reactants.
C) The purpose of a catalyst is to slow down the rate of the reaction.
D) The purpose of a catalyst is to lower the energy of the products.
E) The purpose of a catalyst is to increase the activation energy of the reaction.