Assertion(A) - `CO_3^(2-)` ion is relatively more stable than `H_2CO_3`.
Reason( R )-The negative charge of carbonate ion is delocalised on all the three oxygen atoms.
A. Both A and R true and R is the correct explanation of A
B. Both A and R true and R is not a correct explanation of A
C. A is true but R is false
D. A is false but R is true