In the Balanced Redox Reaction: 2 Cu(s)+ S(s) $\rightarrow$ Cu₂S(s), How Many Electrons Are Gained or Lost by Each

In the balanced redox reaction: 2 Cu(s) + S(s) $\rightarrow$ Cu₂S(s) , how many electrons are gained or lost by each copper atom?

A) each copper atom gains two (2) electrons
B) each copper atom gains one (1) electron
C) each copper atom loses one (1) electron
D) each copper atom loses two (2) electrons