When aqueous sodium hydroxide is introduced into a solution, a white precipitate is produced that dissolves on adding excess sodium hydroxide. Which ion might be present in the solution?
- A$\text{Al}^{3+}(aq)$
- B$\text{Ca}^{2+}(aq)$
- C$\text{Cu}^{2+}(aq)$
- D$\text{Na}^+(aq)$