Write and Balance the Equation for the Decomposition Reaction That $\rightarrow$

Write and balance the equation for the decomposition reaction that occurs when Mercury(II) oxide decomposes to its elements.

A) HgO(s) $\rightarrow$ Hg(l) + O₂(g)
B) 2HgO(s) $\rightarrow$ 2Hg(l) + O₂(g)
C) Hg₂O(s) $\rightarrow$ 2Hg(l) + O₂(g)
D) HgO₂(s) $\rightarrow$ Hg(l) + 2O(g)
E) 2Hg(l) +O₂(g) $\rightarrow$ HgO₂(s)