The aromatic species is/are...

The aromatic species is/are

A

`H_(2)O,H_(2)PO_(4)^(-),HPO_(4)^(-)`

B

`HPO_(4)^(2-),HCO_(3)^(-)`

C

`H_(2)PO_(2)^(-),H_(2)PO_(3)^(-),HC_(2)O_(4)^(-)`

D

`HPO_(3)^(2-),H_(2)O,CO_(3)^(2-)`

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