Aqueous solution is prepared using one mole of sulfuric acid. It contains $\text{H}_2\text{SO}_4$ molecules, $\text{H}^+$ ions, $\text{SO}_4^{2-}$ ions and $\text{HSO}_4^-$ ions. Which of these statements are correct?
- A1, 2 and 3
- B1 and 2 only
- C2 and 3 only
- D1 only