Consider the Reaction CuO(s) + H₂(g) $\to$ Cu(s) + H₂O(l)
in This Reaction, Which Substances Are the

Consider the reaction CuO(s) + H₂(g) $\to$ Cu(s) + H₂O(l)
In this reaction, which substances are the oxidant and reductant, respectively?

A) CuO and H₂
B) H₂ and CuO
C) CuO and Cu
D) H₂O and H₂
E) none of the above