2Fe(NO3)3+16NaOH+3Cl2═2M+6NaNO3+6NaCl+8H2O则M的化学式为( )
A:Na2Fe2O8
B:NaFeO4
C:Fe2NaO4
D:Na2FeO4
—He must try his best to make it ____.
—They moved here soon after their son was born.