Which of the Following Statements Concerning Enzymes Is True

Which of the following statements concerning enzymes is true?

A) Enzymes increase the activation energy of a reaction
B) Enzymes will generally change the equilibrium concentrations of the products and reactants
C) Enzymes will generally decrease the time required to reach equilibrium
D) Both enzymes increase the activation energy of a reaction and enzymes will generally change the equilibrium concentrations of the products and reactants are correct
E) Both enzymes will generally change the equilibrium concentrations of the products and reactants and enzymes will generally decrease the time required to reach equilibrium are correct