Given That the Following Redox Reactions Go Essentially to Completion,which

Given that the following redox reactions go essentially to completion,which of the metals listed below has the greatest tendency to undergo oxidation? Co(s) + Cu2+(aq) → Cu(s) + CO₂+(aq)
Mg(s) + MN₂+(aq) → Mn(s) + Mg₂+(aq)
Cu(s) + Ag+(aq) → Ag(s) + Cu2+(aq)
Mn(s) + CO₂+(aq) → Co(s) + MN₂+(aq)

A) Ag
B) Co
C) Cu
D) Mg
E) Mn