Trong các bazo sau: NaOH,Ca(OH)2, Mg(OH)2, Fe(OH)2,Fe(OH)3 các

A. Ca(OH${)}_2$, Mg(O$H{)}_2$, Fe(OH${)}_2$

B. NaOH,Ca(O$H{)}_2$, Mg(O$H{)}_2$

C. Mg(O$H{)}_2$, Fe(O$H{)}_2$, Fe(O$H{)}_3$

D. Ca(O$H{)}_2$, Mg(O$H{)}_2$, Fe(O$H{)}_3$