Which of the following explains the increase of the reaction rate by catalyst ?

Options

A. Catalyst decreases the rate of backward reaction so that the rate of forward reaction increases.
B. Catalyst provides extra energy to reacting molecules so that they may profuce effective colliisons.
C. Catalyst provides an alternatively path of lower activation energy to the reactants
D. Catalyst increases the number of colliisons between the reacting molecules.

Answer

C