Which Statement Is True

Which statement is true?

A) The rate of appearance of products of a chemical reaction is always equal to the rate of disappearance of reactants.
B) If a reaction follows a second-order rate law, it must have two steps in its reaction mechanism.
C) The half-life for a first-order reaction is always larger than the half-life for a second-order reaction.
D) The half-life for a first-order reaction is independent of the initial concentration of the reactant.
E) The half-life for a second-order reaction is independent of the initial concentration of the reactant.