Which is the correctly balanced equation?

A) Cl2 + 2NaI = 2NaCl + I2

B) NaOH +HCl = NaCl + H2O2

C) 2HgO = Hg + O2

D) 2Li + H2O = 2LiOH + H2


PLS HURRY, TAKING TEST, NEED HELP NOW