How will the rate of the reaction be affected when (a) surface area of the reactant is increased, (b) temperature of the reaction is decreased, and (c) a catalyst is added in a reversible reaction? 
a) (a) Increases, (b) Increases, (c) Increases 
b) (a) Increases, (b) Decreases, (c) Increases 
c) (a) Decreases, (b) Increases, (c) Decreases 
d) (a) Increases, (b) Decreases, (c) Decreases