Assertion: RBCs contains a very high concentration of the enzyme, carbonic anhydrase and minute quantities of the same is present in the plasma too.
Reason: Carbonic anhydrase catalyse the formation of carbonic acid from `H_(2)O" and "CO_(2)`
A. If both assertion and reason are true and the reason is the correct explanation of the assertion.
B. If both assertion and reason are true but reason is not the correct explanation of the assertion.
C. If assertion is true but reason is false.
D. If both assertion and reason are false.