What are the oxidation numbers of the atoms in this reaction?

Check all that apply.

CH4(g) + 2O2(g) → CO2(g) + 2H2O(g)

-4 for C in CH4

+4 for C in CO2

-2 for O in all substances

+1 for H in both CH4 and H2O

+4 for O in H2O