Assertiojn (A):A catalyst increases that rate of a reaction .
ReasonR): In the presence of a catalyst,the activation energy of the reaction increases.

Options

A. Both (A) and (R) are true and (R) is the correct explanation of (A)
B. Both (a) and (R) are true but (R) id nor the correct explanation of (A)
C. (A) is true but (R) is not true
D. (A) id not true but (R) is true

Answer

c

Explanation

In the presence of a catalyst, the rate of reaction increases due to decreases in the activation energy of reaction.